Generic G7 Bluetooth Car Kit Handsfree FM Transmitter Radio Mp3 Player USB Charger & AUX

Item type‎:‎ Car Bluetooth FM Transmitter + USB Car Charger with Voltage Display 
Frequency range‎:‎ 87.5‎-108.0Mhz 
Output Frequency‎:‎ 20Hz‎-15KHz 
Power voltage‎:‎ 12‎-24V 
Work temperature‎:‎ 0‎-50 Degrees
Support file format‎:‎ MP3/WMA 
USB Charge output‎:‎ 5V/2.5A ‎(‎Max‎.‎‎)‎
USB disk Maximum support‎:‎ 32G 
Micro SD Maximum support‎:‎ 32G 
Bluetooth version 2.1 + EDR 
Bluetooth sound processing‎:‎ A2DP ‎(‎Advance Audio Distribution Profile‎)‎function support
Transmit distance‎:‎ Up to 10m
Effective distance of Bluetooth microphone‎:‎ 0‎-2M
SNR‎:‎>60dB 
FM mode‎:‎ Stereo digital PLL frequency locking
Size‎:‎ approx‎.‎ 100*80*25mm
Audio cable length‎:‎ approx‎.‎ 31cm