*Flexible metal hose， suitable for all vehicles*As soon as the auto staets， screen displays its battery voltage*Play music from USB disk and TF Card，TF Card reader*Audio/music playback via Bluetooth A2DP*Support Bluetooth HFP/HSP，A2DP/AVRCP Profiles*Voice prompts the caller number when a call comes in*Frequency ranges: 88.1~107.9MHz*Bluetooth Handsfree function: Full Duplex， DSP (Digital Signal Processing) Technology， CVC technology for echo cancellation and noise suppression*High-performance Stereo codec*Can charger for cell phone with Power switch*Car battery voltage display*DC9~26V wide power supply suitable for variety of carsSpecifications*Frequency channels: 88.1~107.9MHz*Transmit distance: 5m*Audio format: MP3/WMA/WAV/SBC*SNR: 68dB*Distortion: <0.1%*Frequency response: 20Hz-15KHz*Left and right channel separation: >60dB*Bluetooth version: Bluetooth v3.0*Bluetooth Profiles: HFP/HSP， A2DP/AVRCP*Operation voltage range: DC9~26V*Power consumption: <1W*Operating temperature: -10~70 Degree*Working humidity: 0~95%*Size: 7(L)*5.3(W)*16(H) cm*Net weight:85g