You can listen to your favorite music from your mobile device to this transmitter via Bluetooth and this gadget transmits signal to any unused FM radio station on your car stereo. You can also use it to charge your cell phone when you are driving. Easy Installation Fast Bluetooth pairing, pair once only, auto-connect next time if your phone's Bluetooth is turned on. Goose-Neck Design The flexible metal hose is designed to be goose neck shape, which allows you to adjust the its direction conveniently. Specifications Bluetooth Version: V3.0 + EDR; Effective Bluetooth Range: 10 meters; FM Frequency: 87.5MHz - 108.0MHZ; Working Voltage: 10V~24V; Audio Input/Output: 3.5mm audio interface; USB Charging Port: 5V/2.1A. NOTE 1.This FM transmitter is compatible with most cars, but not all. Please ensure your car space is big enough to accommodate this car kit; 2.To prolong the lifespan of this product, please do not violently rotate the head of this product when you use it (the rotation angle shall not exceed 90 degree) ; 3.For the best sound quality, please tune it to an unused frequency; if there is interference when listening to music, please tune to another frequency; 4.The max output current of the transmitter varies with charged devices, because charged devices can limit output current automatically. The input current also varies with charged devices, lower the power, larger the input; 5.If you want to change the way to play music, please pause the music first and then connect it to your MP3, MP4 or other devices through 3.5mm audio cable to stream music. Package Included 1x Bluetooth FM transmitter; 1x User Manual; 1x Audio Cable(1m) ; Warranty Every innolife Product includes a 30 Day refund, 18-month worry-free Guarantee!

• MULTI-FUNCTION: This Bluetooth FM transmitter can transmit audio files from mobile devices to car stereo system via FM radio signal. It can play music files in the FLAC, WAV, MP3, WMA formats on a TF card with a capacity of up to 32GB. With 3.5mm audio port, it supports AUX input/output
• HANDS-FREE CALLING, STEREO SOUND QUALITY: Simply paired your phone with the Bluetooth Adapter and its hands-free system can set free your hands during answer the calls and let you safely drive. CVC Technology creates full duplex sound, Noise and Wind will be suppressed.
• LARGE DISPLAY SCREEN DESIGN: 1.44 inches amazing screen is allowed to clearly display current voltage of the storage battery of your car, also the song names of TF card or caller ID.
• QUICK CHARGE: 5V/2.1A USB car charger can charges your favorite mobile devices fast, and it can automatically adjust the output power to different smart phone.
• BROAD COMPATIBILITY: Universal design for all types of devices! You can use it as an Apple iPhone 6/6plus/6s, a Samsung galaxy s4 s5 s6 s7 edge, Hands-Free Calling and Car Charger, or for charging iPads, other smartphones and tablets, GPS units, iPods, MP3 players and more.

MULTI-FUNCTION: This Bluetooth FM transmitter can transmit audio files from mobile devices to car stereo system via FM radio signal. It can play music files in the FLAC, WAV, MP3, WMA formats on a TF card with a capacity of up to 32GB. With 3.5mm audio port, it supports AUX input/outputInnolife