Feature:
Excellent sound quality with D.S.P solution for echo cancellation
Noise suppression (CVC)
Support USB disc and SD card
Apply to USB devices and MP3 player
Support MP3/WMA music format
Transmitter powered by 12V car socket and remote powered by 1 - CR2025 battery (1x CR2025 battery NOT included)
Give a variety of smart phone charging
Transmit the audio wireless to the radio
Swivel axis design, easy to use

Specifications:
Frequency Response:20Hz-15Khz
Transmission Frequency: 87.5-108MHz
Supported Format: MP3, WMA
Rated Operating Voltage: 12 V
Ultimate Operating Voltage: 9-26 V
SNR Ratio > 60dB
Left/ Right Channel Separation > 60dB
Mic range:0-2m
Audio distortion degree: 0.1%
Power Consumption: 1W
Work Temperature:-20-50 degree
Bluetooth Version: 3.0
Bluetooth Transmission Distance: 10-15m
Material: Plastic