Feature:1. Broad Capability: Support bluetooth hands free phone calling and mobile's A2DP function,playing music while phone connected.Supports external TF card / USB disk music play.2. Exllent Sound Quality: This Bluetooth FM transmitter used advanced anti-interference andnoise cancellation technology, to offer you lossless music and clear call sound.3. Hands-Free Call and Phone Charge: Built-in microphone supports hands-free calling for thiscar radio bluetooth.Dual USB car charger allows two functions work together, one for phone charging,the other for USB disk music playing.4. Aux Output: The aux transmitter works with iPhone, Samsung and most other Bluetooth enabledsmartphones, phones or MP3 players can also be connected to this radio aux adapter via Aux port,and then stream music to car stereo speaker.5. Plug and play: The usb bluetooth transmitter turns on automatically when plug it into the car cigaretteoutlet,select any empty frequency on your radio and match it to the transmitter to setup connection.Specification:Bluetooth version: V4.2+EDRFrequency: 20Hz~20kHzVoltage: 5V +/-0.5VWorking current: 45mA(Max.)Stand-by current: 25mA(Max.)Frequency: 2.402~2.480GHzEffecive range: 5 metersMaximum bluetooth TX power: >4dBmBluetooth RX sensitivity: Package Included:1 X Car MP3 Player Radio1 X Cable1 X User Manual
