Features:
– Bluetooth Handsfree answer, hang up calls, play music and other functions.
– Echo cancellation and noise suppression (CVC) technology.
– Charge your devices easily with 5V/2.4A Dual USB output.
– Quick Guide:
– Plug it into the cigarette lighter socket, turn your car FM radio on,find an empty radio station, and match it to the transmitter. Then you can pair it with your phone for music.

Compatible most device with Bluetooth like:
iPhone 4 / 4s / 5 / 5s / 6 / 6 Plus / 6s / 6s Plus / 5se / 7 /7 Plus
Samsung Galaxy S4 / S5 / S6 / S6 edge / S7 /S7 edge /S8 /S8 Plus
iPad mini/ iPad air/ iPad Pro, Tablet
HTC, BlackBerry, LG, HUAWEI, Sony, Xiaomi,etc.

Specifications:
Material: ABS
Product Weight: 34g
USB Output: 5V/3.4A
Transmit Distance: 3m
Product Input: 12V-24V
Charger Output: 5V/2.4A
Music Format: MP3, WMA
FM transmission distance: 5m
Microphone Effective Range: 0.5-2m
Bluetooth Protocol: AVRCP, HFP, A2DP
Screen Display: Blue LED digital display
USB(Max capacity): 32GB (not included)
FM transmission frequency: 87.5Mhz ~ 108Mhz