Rated working voltage:12V-24V
Limit working voltage:9-262V
USB output:5V/2.5A
Play format:Mp3 WPA
SNR:>60dB
Degree of distortion: Frequency response:20Hz-15 KHz
Bluetooth version:2.1+EDR
Bluetooth sound processing:A2DP (Advance Audio Distribution Profile)function support Bluetooth transmission distance:10M
Effective distance of Bluetooth microphone:0-2M
FM frequency:87.5-108 MHz
FM mode:Stereo digital PLL frequency locking

• Bluetooth FM Transmitter with Hands-free Car Kit Charger, which support USB driver and TF card. It can automatically play and transmit the MP3 files of USB driver and TF card
• Bluetooth sound processing A2DP, High-performance built-in microphone with Echo cancellation and noise suppression (CVC) technology which can offer your clear talking and wonderful music
• Easy to Carry

Bluetooth FM Transmitter with Hands-free Car Kit Charger, which support USB driver and TF card. It can automatically play and transmit the MP3 files of USB driver and TF cardToreal