Screen Size:1.3 inch LED Display
Support TF Card/USB Flash Drive:Up to 128GB
Car Battery Voltage Monitor:LED Display
Bluetooth Version:V4.0
Support AUX Output:3.5mm Audio
Independent Power Switch:Power ON / OFF
Support multi language Italian:Chinese, English, French, German, Portuguese....
Features:
Full 206 channels optional from 87.5-108.0MHz
Strong and elegant design with LED frequency display  
Digtal display
Detect and display the voltage of Car Battery when power on
Supports U disk / TF card player / AUX output
Supports mp3, WMA format music
Bluetooth answer, hang up, reject, redial calls and other functions
Bluetooth stereo music play
Echo cancellation and noise supports (CVC) technolony a call
Supports 12-24V
Charging Output:5V/2.4A
Automatic power-off memory function
Support multi language:Chinese, English, French, Spanish, Swedish, Italian, German, Portuguese, Dutch, Russian

Specifications:
Rated operating voltage: 12
USB Output: 5V/1A
Working Temp: 0-50
Support Play format: MP3 WMA
SNR: >60db
Distortion: <0.1%
Frequency Response: 20Hz-15Khz
Left and right channel separation: >60db
BT Version: Version 4.0+EDR
Bluetooth sound processing: A2DP(Advance Audio Distribution Profile)
Bluetooth transmission distance: 10M
Bluetooth microphone effective range: 0.5-2M
FM transmission frequency: 87.5-108Mhz
FM transmitter mode: Stereo digital PLL locking
Package include: 

1 x Bluetooth hands-free MP
1 x User Manual

Operation Guide:
- Plug the FM transmitter into your car cigarette lighter socket for power and please find search this device .
- Find an empty station and keep the FM transmitter and car FM radio at the same frequency.