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Bluetooth version: Bluetooth 5.4
Transmission distance: 10M
Audio decoding: SBC
Support protocol: HSP, HFP, A2DP, AVRCP
Product input: 5V/1A
Input interface: AUX
Product material: ABS
Battery capacity: built-in 250mAh lithium battery
TX mode working time: 9 hours
RX mode working time: 13.5 hours
Bluetooth sound processing: with DSP technology and A2DP
Bluetooth receiving function: Bluetooth receiving one tow two, connect 2 cell phones;
Bluetooth transmit function: Bluetooth transmit one tow two, connect 2 sets of Bluetooth headphones / 2 sets of Bluetooth speakers;
Package quality: 0.1 lb
Package size: 4.72*3.15*0.79 in