Bluetooth Car Kit Handsfree FM Transmitter Wireless MP3 Player Support TF Card / U Disk Dual USB 5V 3.4A Car Charge Black

Specification:
Supports bluetooth hands-free phone calling via its built-in microphone.
Noise and wind suppressed by CVC technology to create full duplex sound quality.
Supports mobile\\'s A2DP function. Music will be played directly while the mobile phone is connected.
Mobile phone can be connected automatically when the device turns on.
Supports an external TF card, can play music files in MP3/WMA format.
Integrated car charger of output 5V/3.4A, is available for charging handheld devices in car.
Operation Instruction:
Device power-on by car cigarette lighter
Full range of frequency 87.5-108.HZ can be used (Don\\'t use local public radio channel)
Volume adjustment by the buttons
Insert TF card or USB flash, it will automatically read them and play te MP3/WMA/WAV format.
To make it hands-free calling, Please connect T20 from your mobile by bluetooth, it will keep it in memory when you come back to your car anything.
Plays mobile music via bluetooth.
Features:
Bluetooth: V3.0+EDR
Frequency:20h-20KHZ
Sensitivity:-42db +/3db 360
Voltage:5V +/- 0.5
Working current: 45mA (max)
Standby current:25mA (max)
Frequency:2.402-2.480GHZ
Effective distance: 5M
Sensitivity:-92 dBm
RF output:4 dBm

Package Includes:

1* Bluetooth handsfree FM Transmitter

1* User manual