Ilive Boombox As316

Holds MP3 players, cords, docking stations, FM transmitter and power cords Zipper closure and padded materials for protection Line-out access for use without removal from case 6" W x 7 3/4" H x 1 1/2" D

Send audio wirelessly from iPod or other MP3 player to any FM radio 4 programmable memory presets Transmits audio signal up to 20' Includes 2 AAA batteries

In-dash or universal mount player Plays DVD/VCD/CD/CD-R/CD-RW and MP3 NTSC/PAL compatible RCA video line output coaxial digital output Adjustable FM transmitter Last scene memory Includes wireless remote and ISO DIN mounting kit

Now you can play your tunes in your car through any MP3 player, computer, or laptop to listen to your favorite tunes through any FM stereo receiver. The Belkin TuneCast 3 connects portable music players to your car or home stereo quickly and easily over FM radio waves.

MPIO Digitalway FL100 MP3 Player (Screen)

Flash Player 6 for Pocket PC Distribution Kit

Distribute and play Flash content on Pocket PC PDAs.

The easiest way to broadcast music from your iPod, PDA, MP3 or CD player, and even portable DVD player. Transmits stereo quality sound from your portable music player to your car/home FM radio. All frequency tuning allows endless selection of radio frequencies from 88.1 to 107.9 mhz with an increment of 0.1 mhz. Just tune your car radio into any unused FM channel. Then adjust the FM Transmitter to the same radio frequency. Plug FM Transmitter's into any 3.5 mm output socket and then it's done. Just sit back and enjoy! Powered by vehicle cigarette lighter adapter or 1 x AAA battery FCC approved and certified. Compliant with FCC Part 15. Frequency range: 88.1 - 107.9 MHz For best sound performance, please set your MP3 player's volume level to MEDIUM. Then use your car stereos volume control to adjust the output level. Operating Range: up to 30 feet / 10 meters. Optimal distance - 10 feet / 3 meters Battery Life - ~10 hours MP3 Player and AAA battery not included. FM Transmitter with coiled 3.5 mm audio connector 12V cigarette lighter power cradle User's Manual Compatible with: MP3 players / CD players / portable DVD players and handhelds including: Apple iPod ( such as iPhone / iPod Touch / iPod Classic / iPod nano Gen3/ Apple iPod Touch 2nd Generation / Apple iPod Nano 4th Generation / Apple iPod Classic 120GB ) / Dell Jukebox / Palm / Compaq iPaq / Casio Cassiopeia / HP Jornada 540 / Sony Clie / Handspring Visor and more.

This Value pack includes: 1 x Universal All Channel FM Transmitter, Black 1 x Silicone Skin Case for iPod Touch, Clear 1 x Car Charger for Apple iPod / iPhone 1 x INSTEN - Cradle v3.0 w/ Remote for Apple iPod, White 1 x Travel Charger for Apple iPod / iPhone Compatible with Apple iPod Touch Universal All Channel FM Transmitter, Black [FM14] The easiest way to broadcast music from your iPod, PDA, MP3 or CD player, and even portable DVD player. Transmits stereo quality sound from your portable music player to your car/home FM radio. All frequency tuning allows endless selection of radio frequencies from 88.1 to 107.9 mhz with an increment of 0.1 mhz. Just tune your car radio into any unused FM channel. Then adjust the FM Transmitter to the same radio frequency. Plug FM Transmitter's into any 3.5 mm output socket and then it's done. Just sit back and enjoy! Powered by vehicle cigarette lighter adapter or 1 x AAA battery FCC approved and certified. Compliant with FCC Part 15. Frequency range: 88.1 - 107.9 MHz For best sound performance, please set your MP3 player's volume level to MEDIUM. Then use your car stereo's volume control to adjust the output level. Operating Range: up to 30 feet / 10 meters. Optimal distance - 10 feet / 3 meters Battery Life - ~10 hours MP3 Player and AAA battery not included. Package includes: FM Transmitter with coiled 3.5 mm audio connector 12V cigarette lighter power cradle User's Manual Silicone Skin Case for iPod Touch, Clear Keep your Apple iPod Touch MP3 player safe and protected in style with this silicone accessory. Constructed from smooth, treated silicone that resists dirt and stains. Unique design allows easy access to all functions without having to remove the skin. Color: Clear Size: perfect fit Accessory ONLY. MP3 player not included Car Charger for Apple iPod / iPhone Power to the music with a car charger adapter that allows using your iPod on the road while charging it from your vehicle's lighter jack Built-in charging circuitry protects your car against back-flow current and your iPod from excessive electrical loads. The charger fits both standard and auxiliary car power outlets. One end includes Apple's proprietary 30-pin Dock Connector for use with new iPods. Type: generic/aftermarket White high-impact plastic. LED power indicator. Fits into any 12V accessory outlet or car lighter jack. iPod not included. INSTEN - Cradle v3.0 w/ Remote for Apple iPod, White The Insten docking station is a convenient and elegant home base cradle that will make syncing and charging easier than ever. The remote controller included lets you play/pause music, skip songs, and adjust music volume easily at your finger tip. Simply set your iPod on the docking station and connect it to your home theater system or your favorite headphones. You can now showcase your iPod at your party without worrying about how to connect to your speakers. All the connections you need: USB 2.0: Sync and Charge your iPod* 3.5

NOTE: To use this FM transmitter on iPhone and iPhone 3G, please connect through 3.5mm audio connector only. Charging function is NOT available for iPhone and iPhone 3G NOTE: When using this FM-transmitter on a iPhone, a message might come up as This accessory is not made to work with iPhone, and suggest to switch to Airplane Mode. Please click NO to skip the message as this FM-Transmitter is tested to work with the iPhone in both Phone and Airplane mode This 4-in-1 FM transmitter holds and charges while you listen to your iPod, PDA, MP3 or CD player, and even portable DVD player in your car stereo. NOTE: Charging feature only available for iPods. Holds your electronic securely with padded arms and the iPod dock connector Transmits on 4 preset FM channels ranging from 88.1-88.7 MHz Transmitting Range: 30 ft/10 M (Optimal reception is within 10 ft / 3M) Features Transmitter charges your iPod while plugged into your car Acts as a full holster for your iPod / PDA / MP3 Solves the fitting problem from other types of docking port when the iPod / MP3 is fitted with a skin or case. Technical Specification: Input Voltage (DC): From 12-24V DC Output Voltage: 12V Frequency Channels: 88.1 / 88.3 / 88.5 / 88.7 MHz Connection Port: iPod dock or 3.5 mm plug Just tune your car radio to the specified FM channels that is tuned on the FM Transmitter, then plug the FM Transmitter's into any iPod or 3.5 mm output socket and then it's done. Just sit back and enjoy! Powered by the car's vehicle cigarette lighter adapter For best sound performance, please set your MP3 player's volume level to MEDIUM. Then use your car stereo's volume control to adjust the output level. Color: Black Accessory ONLY. MP3 player not included Compatible with: MP3 players / CD players / portable DVD players and handhelds including: All models of Apple iPod w/ dock connector ( such as iPhone / iPod Touch / iPod Classic / iPod nano Gen3 / Apple iPod Classic 120GB ) / Dell Jukebox / Palm / Compaq iPaq / Casio Cassiopeia / HP Jornada 540 / Sony Clie / Handspring Visor and more with 3.5 mm audio connector. NOTE: iPhone might suggest user to switch the phone onto Airplane mode while using this FM transmitter. Please choose option accordingly, both regular and airplane mode will be working with this FM transmitter.

NOTE: NOT compatible iPhone 3G NOTE: When using this FM-transmitter on a iPhone, a message might come up as This accessory is not made to work with iPhone, and suggest to switch to Airplane Mode. Please click NO to skip the message as this FM-Transmitter is tested to work with the iPhone in both Phone and Airplane mode The easiest way to broadcast your music while charging your iPod MP3 player Compact and stylish! Transmits stereo quality sound from your portable music player to your car FM radio. All frequency tuning allows endless selection of radio frequencies from 88.1 to 107.9 mhz with an increment of 0.1 mhz. Just tune your car radio into any unused FM channel. Then adjust the FM Transmitter to the same radio frequency. Plug FM Transmitter's into ipod port and then it's done. Just sit back and enjoy! Powered by vehicle cigarette lighter adapter LCD display. Frequency range: 88.1 - 107.9 MHz/Step For best sound performance, please set your MP3 player's volume level to MEDIUM. Then use your car stereo's volume control to adjust the output level. Operating Range: up to 30 feet / 10 meters. Optimal distance - 10 feet / 3 meters Type: Generic / Aftermarket Package includes: FM Transmitter 12V cigarette lighter charger Color: White Compatible with: All models of Apple iPod with Dock Connector including: iPod Touch / iPod Classic / iPod Classic 120GB / iPod nano Gen3 / iPod 5G [Video] / iPod Nano / iPod Photo / iPod Mini / iPod 3G/4G.

NOTE: if iPhone suggests to switch to flight mode, please do ignore the message and keep on using the currect setting. Music will stop playing when phone calls are received. NOTE: When using this FM-transmitter on a iPhone, a message might come up as This accessory is not made to work with iPhone, and suggest to switch to Airplane Mode. Please click NO to skip the message as this FM-Transmitter is tested to work with the iPhone in both Phone and Airplane mode The easiest way to broadcast your music while charging your iPod MP3 player Compact and stylish! Transmits stereo quality sound from your portable music player to your car FM radio. All frequency tuning allows endless selection of radio frequencies from 88.1 to 107.9 mhz with an increment of 0.1 mhz. Just tune your car radio into any unused FM channel. Then adjust the FM Transmitter to the same radio frequency. Plug FM Transmitter's into ipod port and then it's done. Just sit back and enjoy! Powered by vehicle cigarette lighter adapter LCD display. Frequency range: 88.1 - 107.9 MHz/Step For best sound performance, please set your MP3 player's volume level to MEDIUM. Then use your car stereo's volume control to adjust the output level. Operating Range: up to 30 feet / 10 meters. Optimal distance - 10 feet / 3 meters Type: Generic / Aftermarket Package includes: FM Transmitter 12V cigarette lighter charger Color: Black Compatible with: All models of Apple iPod with Dock Connector including: iPod Touch / iPod Touch 2nd Generation / iPod Classic / iPod Classic 120GB / iPod nano Gen3 / iPod Nano 4th Generation / iPod 5G [Video] / iPod Nano / iPod Photo / iPod Mini / iPod 3G/4G / iPhone 3G

NOTE: NOT compatible iPhone 3G NOTE: When using this FM-transmitter on a iPhone, a message might come up as This accessory is not made to work with iPhone, and suggest to switch to Airplane Mode. Please click NO to skip the message as this FM-Transmitter is tested to work with the iPhone in both Phone and Airplane mode The easiest way to broadcast your music while charging your iPod MP3 player Compact and stylish! Transmits stereo quality sound from your portable music player to your car FM radio. All frequency tuning allows endless selection of radio frequencies from 88.1 to 107.9 mhz with an increment of 0.1 mhz. Just tune your car radio into any unused FM channel. Then adjust the FM Transmitter to the same radio frequency. Plug FM Transmitter's into ipod port and then it's done. Just sit back and enjoy! Powered by vehicle cigarette lighter adapter LCD display. Frequency range: 88.1 - 107.9 MHz/Step For best sound performance, please set your MP3 player's volume level to MEDIUM. Then use your car stereo's volume control to adjust the output level. Operating Range: up to 30 feet / 10 meters. Optimal distance - 10 feet / 3 meters Type: Generic / Aftermarket Package includes: FM Transmitter 12V cigarette lighter charger Color: Black Compatible with: All models of Apple iPod with Dock Connector including: iPod Touch / iPod Classic / iPod Classic 120GB / iPod nano Gen3 / iPod 5G [Video] / iPod Nano / iPod Photo / iPod Mini / iPod 3G/4G.

NOTE: NOT compatible iPhone 3G NOTE: When using this FM-transmitter on a iPhone, a message might come up as This accessory is not made to work with iPhone, and suggest to switch to Airplane Mode. Please click NO to skip the message as this FM-Transmitter is tested to work with the iPhone in both Phone and Airplane mode The easiest way to broadcast your music while charging your iPod MP3 player Compact and stylish! Compact and stylish! Transmits stereo quality sound from your portable music player to your car FM radio. All frequency tuning allows endless selection of radio frequencies from 88.1 to 107.9 mhz with an increment of 0.1 mhz. Just tune your car radio into any unused FM channel. Then adjust the FM Transmitter to the same radio frequency. Plug FM Transmitter's into ipod port and then it's done. Just sit back and enjoy! Powered by vehicle cigarette lighter adapter LCD display. Frequency range: 88.1 - 107.9 MHz/Step For best sound performance, please set your MP3 player's volume level to MEDIUM. Then use your car stereo's volume control to adjust the output level. Operating Range: up to 30 feet / 10 meters. Optimal distance - 10 feet / 3 meters Type: Generic / Aftermarket Package includes: FM Transmitter 12V cigarette lighter charger Color: Silver Compatible with: All models of Apple iPod with Dock Connector including: iPod Touch / iPod Classic / iPod Classic 120GB / iPod nano Gen3 / iPod 5G [Video] / iPod Nano / iPod Photo / iPod Mini / iPod 3G/4G.

The easiest way to broadcast music from your iPod, PDA, MP3 or CD player, and even portable DVD player. Transmits stereo quality sound from your portable music player to your car / home FM radio. Transmits on preset FM channels that ranging from 88.7MHz 106.4MHz Transmitting Range: 30 ft/10 M (Optimal reception is within 10 ft / 3M) Technical Specification: Input Voltage (DC): From 10-12V DC Output Voltage: 12V Frequency Channels: 87.7MHz - 107.9MHz Just tune your car radio to the specified FM channels which are labeled on the FM transmitter, then plug FM Transmitter's into any 3.5 mm output socket and then it's done. Just sit back and enjoy! Powered by vehicle cigarette lighter adapter For best sound performance, please set your MP3 player's volume level to MEDIUM. Then use your car stereo's volume control to adjust the output level. Color: Black Accessory ONLY. MP3 player not included Compatible with: MP3 players / CD players / portable DVD players and handhelds including: Apple iPod ( such as iPhone / iPod Touch / iPod Classic / iPod nano Gen3 / Apple iPod Touch 2nd Generation / Apple iPod Nano 4th Generation / Apple iPod Classic 120GB ) / Dell Jukebox / Palm / Compaq iPaq / Casio Cassiopeia / HP Jornada 540 / Sony Clie / Handspring Visor and more with 3.5 mm audio connector.

This Full Gear includes: 1 x Universal All Channel FM Transmitter, Black [FM14] 1 x Car Charger for Creative Zen V / V Plus, Black 1 x Wired Remote Control for Creative Zen Vision: M / V Plus, Black 1 x Silicone Skin Case for Creative Zen V Plus, Black 1 x Travel Charger for Creative Zen V / V Plus, Black 1 x Armband for Apple iPod, Black 1 x Audio Stereo Cable for Apple iPod and Microsoft Zune, Black 1 x Universal Phone Holder 1 x USB Cable, Type A to Mini 5-Pin Type B - 6ft Compatible with Creative Zen V Plus Universal All Channel FM Transmitter, Black [FM14] The easiest way to broadcast music from your iPod, PDA, MP3 or CD player, and even portable DVD player. Transmits stereo quality sound from your portable music player to your car/home FM radio. All frequency tuning allows endless selection of radio frequencies from 88.1 to 107.9 mhz with an increment of 0.1 mhz. Just tune your car radio into any unused FM channel. Then adjust the the FM Transmitter to the same radio frequency. Plug FM Transmitter's into any 3.5 mm output socket and then it's done. Just sit back and enjoy! Powered by vehicle cigarette lighter adapter or 1 x AAA battery FCC approved and certified. Compliant with FCC Part 15. Frequency range: 88.1 - 107.9 MHz For best sound performance, please set your MP3 player's volume level to MEDIUM. Then use your car stereo's volume control to adjust the output level. Operating Range: up to 30 feet / 10 meters. Optimal distance - 10 feet / 3 meters Battery Life - ~10 hours MP3 Player and AAA battery not included. Package includes: FM Transmitter with coiled 3.5 mm audio connector 12V cigarette lighter power cradle User's Manual Car Charger for Creative Zen V / V Plus, Black Charge your Creative Zen when you're on the road. Why not use the time you spend in your car to make sure that your Creative Zen is ready to go? This car charger plugs into your car's cigarette lighter and charges your MP3 while you're driving. Intelligent IC chip inside recognizes a fully charged battery and automatically switches to a saver mode to prevent overcharging and short circuit. Plug never heats or overcharges the battery. LED charging indication. Input: 12V DC Color: Black Accessory ONLY. MP3 not included. Wired Remote Control for Creative Zen Vision: M / V Plus, Black Listening to your Creative player on the go is even more convenient with this wired remote The remote lets you extend the headset and access the most frequently used button controls 3.5 mm socket extension available to use with your favorite headphone or speakers The HOLD switch allows you to lock the remote so buttons can't be pressed accidentally Mode switch provides quick access between music and FM radio Button features Pause/Play Fast Forward Reverse Volume Up Volume Down Music / FM Radio switch Button Lock Color: Black Wire Length: 30 inch / 76.2 cm Compatible with: ZEN MicroEN Micro Photo / MicroPhotoEN NeeonEN SleekEN Sleek PhotoEN Ven V PlusEN Vision: M

This combo set contains all the accessories you'll need plus a FM Transmitter at a super low price! ESSENTIAL PACK INCLUDES: FM Transmitter Emergency Charger Travel Charger Car Charger Headset Smart Wrap Reusable Screen Protector Armband FREE Silicone Skin Case (image not shown). Compatible with iPod Video (30GB only). All Channel Universal FM Transmitter: The easiest way to broadcast music from your iPod, PDA, MP3 or CD player, and even portable DVD player. Transmits stereo quality sound from your portable music player to your car/home FM radio. All frequency tuning allows endless selection of radio frequencies from 88.1 to 107.9 mhz with an increment of 0.1 mhz. Just tune your car radio into any unused FM channel. Then adjust the the FM Transmitter to the same radio frequency. Plug FM Transmitters into any 3.5 mm output socket and then its done. Just sit back and enjoy!Powered by vehicle cigarette lighter adapter or 1 x AAA battery FCC approved and certified. Compliant with FCC Part 15. Frequency range: 88.1 - 107.9 MHz For best sound performance, please set your MP3 players volume level to MEDIUM. Then use your car stereos volume control to adjust the output level.Operating Range: up to 30 feet / 10 meters. Optimal distance - 10 feet / 3 meters Color: Black Battery Life - ~10 hours MP3 Player and AAA battery not included. Package includes: FM Transmitter with coiled 3.5 mm audio connector 12V cigarette lighter power cradle User's Manual 9V Emergency Charger: Instantly recharge your iPod with an easily accessible 9V alkaline battery, anytime, anywhere, when no other power source is available. The Emergency Power Charger is compact and lightweight, making it ideal for traveling, camping or in any emergency situation. No need to carry a heavy, bulky AC adapter. Excellent for travel! Never worry about running out of battery power on the road. 9V alkaline battery (not included) is used to run the emergency charger. LED indicator shows charging status. Bring it along with you on your vacation. NOTE: Always use a new battery. For best result, do not interrupt the emergency charging phase [ex. access the device or unplug the battery] until the 9V alkaline battery is completely drained or the device's battery is full. Travel Charger: Need to charge your iPod at work or when going out of town? Don't even bother to unplug the original one from home. Simply carry an extra handy and light travel charger and you can charge yours anytime, anywhere! Type: generic/aftermarket Intelligent IC chip inside recognizes a fully charged battery and automatically switches to a saver mode to prevent overcharging and short circuit. LED charging indication. Color: White Best replacement for the original iPod Home/ Travel Charger. Headset Smart Wrap: Fits comfortably in your pocket, purse, or backpack An ingenious solution to the problems of wrapping your headphones around your music player or fastening them with velcro or a twist tie To use:

16:9 Wide Screen TFT LCD/2 AV Inputs/NTSC/PAL Dual System/Wireless FM-Transmitter/IR Transmitter For Audio/Dual Dome Lights/ Full Function Remote Control/180 Degree Angle

This new accessory the Wireless File Transmitter WFT-E1/WFT-E1A is an 802.11b/g wireless & wired Ethernet transmission device that allows photographers to transmit images from their cameras directly to a computer over a local area network (LAN). It is des

Nikon ML-L3 Remote Control Transmitter for D70, D80,D40 and D40X cameras (SLR Camera Accessories) and Lite Touch Zoom Cameras.

Stylish and easy solution to fit your outdoor audio needs. The two channel transmitter and wireless auto tune stereo speakers with double bass boost (DBB) give you hours of great sounding audio. Each speaker is also equiped with a mood light for added nig

Affordable VHF performance Single antenna receiver Handheld transmitter design SM58 element Volume control on receiver Power, transmitter peak and antenna LED indicators Noise squelch circuitry Up to 18 hours of battery life 300-foot operating range 1/4ac

Audio-Technicas Freeway 200 Series Wireless Systems are designed to provide reliable performance, easy setup and clear, natural sound quality. Each 200 Series professional VHF wireless system includes a receiver and either a body-pack transmitter or a ha

Works with all flip down and stand-alone monitors, 4 Selectable Channels with LED indicators

Forms a wireless bridge between audio source and sound system with use of ACR-212 wireless receiver (sold separately).

1112 Channel Wireless Handheld Transmitter with N/D 267a Cardioid Dynamic Element

When the Nikon D3 or D300 is connected with the WT-4 via USB cable, several cameras can be wirelessly connected with a computer. (required EN-EL3e battery)

The Lola VGA Video Transmitter is part of the complete Lola music system and is used to send your computer's video and audio signals up to 100 feet to the Lola Video Receiver receiver connected to your TV and sound system. This transmitter works with the

The Lola Video Transmitter is part of the complete Lola music system and is used to send your computer's video and audio signals up to 100 feet to the Lola Video Receiver receiver connected to your TV and sound system. Your computer must have a video card

The amazing FloodCam is a weather-resistant wireless color video camera with built-in 2.4 GHz transmitter and motion sensor and attached dual floodlight casing. The FloodCam is activated by the integrated motion sensor so that when someone approaches your home, the floodlights (bulbs not included) come on, turning night into day and the camera catches the startled intruder on video! The camera transmits its picture via a built-in 2.4 GHz transmitter, to a Video Receiver (included with Complete Kit) which you connect to a TV anywhere in your home. The FloodCam sends the wireless signals even through walls, up to 100 feet so you can watch and record all the action! The SECRET behind the FloodCam is the smart Built-In Wireless Motion Sensor (see photo on right). The video camera always turns on when motion is detected and the floodlights always turn on when it is dark and motion is detected.

The XCam2 is a tiny, powerful wireless video camera that easily installs anywhere around your home. Delivering live COLOR video to your TV and VCR, the XCam2 combines an analog video camera and 2.4-GHz Wireless transmitter into a single ingenious unit!

The XCam2 is a tiny, powerful wireless video camera that easily installs anywhere around your home. Delivering live COLOUR video to your TV and VCR, the XCam2 combines an analog video camera and 2.4-GHz Wireless transmitter into a single ingenious unit!

The XCam2 is a tiny, powerful wireless video camera that easily installs anywhere around your home. Delivering live COLOR video to your TV, VCR or PC*, the XCam2 combines an analog video camera and 2.4-GHz transmitter into a single ingenious unit!

The Lola Video Receiver is part of the complete Lola music system and is used to receive your computer's video and audio signals sent from up to 100 feet away by a Lola Video Transmitter. The receiver connects to your TV and sound system.

Stay Connected! Transfer your photos without carrying around bulky cables, or card readers. Charge your portable USB devices without carrying power adapters or additional cables. The USB Strap keeps your items from dropping, and quickly converts from a loop wrist strap to a Mini-USB Data/Charger Cable. Advantages: Durable wrist-strap transforms into a 10 Mini-USB to USB Cable (able to plug into any PC or mac) Connect to your Digital Camera, Mobile Phone*, MP3 Player & More Secure non-slip wrist-strap kprevents your device from falling. Charge, connect or transfer to/from your portable devices with integrated Mini-USB slots. * Works with most mobile phones

BRAVO FM-40 Wireless FM Transmitter With Digital Read-Out Display

CABLES UNLIMITED Wireless USB Kit with Transmitter and Receiver with Base Model USB-WIRELESS (Mail In Rebate $20.00 Expires 02/28/2009)

ADEN WLT-PRO Pro Series Wireless Lavaliere Microphone and Transmitter

TERK LF-30S Leapfrog- Wireless 2.4 GHz A/V Transmitter/Receiver System With Remote Features

Avocent EMS1000T-001 Emerge Media Streamer - point to multipoint transmitter CAT 5

audio-technica ATR-288W VHF TwinMic System w/ Battery-powered Receiver And Transmitter

FM-TRANSMITTER - FM Transmitter Connects portable music players to your car or home stereo using FM radio waves. Just plug the FM-TRANSMITTER into the headphone jack on your iPod, portable dvd player, PDA, MP3, cd or cassette player and set the transmitter and your stereo to the same frequency. Transmits on FM channels 88.1 - 107.9 IP-FMT