*Bluetooth Chip version: BT 5.0 + BR + EDR + BLE

*Supported protocols: A2DP, AVRCP, HFP, HSP

*Frequency range: FM87.5 ~ 108.0MHz

*One-key EQ subwoofer

*Retractable cable length: approx. 65cm

*Materials: Aluminum alloy + ABS + PC fireproof

*LED breathing light circle

*FM transmission distance: about 5M

*Voltage input: DC 12-24V

*Current output: USB output current: 1A + USB-C cable 

30W + PD3.0 45W

*Support MP3 player + USB disk (maximum capacity): 32GB

*Product weight: 43.5g

*Low voltage reminder: flashing reminder below 12V

*Full Protection for Over-current, Over-voltage, Over-heat, etc.