■ Bluetooth Version: Bluetooth V5.3
■ Bluetooth Main Chip: XO-BCC16
■ Gain:0DB
■ Bluetooth operating frequency:2.4GHz-2.483GHz
■ Bluetooth transmit power:2dbm
■ Support Bluetooth protocol:A2DP, AVRCP, HSP, HFP
■ Input:USB-DC5V
■ Output:3.5mm audio output
■ Playback format:MP3/WAV
■ FM frequency: 87.5-108.0 MHz
■ Bluetooth transmission distance: 5m
■ Material:ABS
■ Dimension L*W*H: 60*23.5*12.5mm (Tolerance: ±0.5mm)
■ Total weight: about 11.7G ±0.5G
■ Colour ：Black
■ Material : ABS
■ Function: Car Bluetooth transmitter + support FM transmitter + support hands-free call + support TF card + A2DP music
