Product information:

Working voltage: 12V
Working voltage limit: 9-26v
USB output: 5V / 2A
Working temperature: 0-50 degrees
Support playback format: MP3 WMA
SNR: 60dB
Distortion: 0.1%
Frequency response: 20hz-15khz
Separation of left and right channels: 60dB
BT version: version 2.1 EDR
Bluetooth sound processing: A2DP (advanced audio distribution profile)
Bluetooth transmission distance: 10M
Effective range of Bluetooth microphone: 0.5-2m
FM transmission frequency: 87.5-108mhz
FM transmitter mode: PLL stereo digital lock