Brightside Bluetooth Earphones Wireless $ 17.44 Bluetooth chip: Jerry Bluetooth version: 5.0+ EDR Bluetooth protocol: HFP, HSP, A2DP, AVRCP Transmission distance: 10m Battery capacity (charging warehouse)300MAH Battery capacity (single headset) 20MAH Music Playing time:3.2h Call time: 3H Charging time: < 1.2h Charging port: Micro USB Trumpet: 14 li of genuine copper ring with glue Horn impedance: 16 Euros Waterproof rating: IPX5
