Bluetooth version: 5.3
Supported protocols: a2dp\avctp\avdtp\avrcp\hfp\spp\smp\att\gap\ gatt\rfcomm\sdp\l2cap profile
Channel system: dual channel
Battery capacity: 300mAh
Play time under Bluetooth mode: 24h
Play time under ANC mode: 17h
Talk time: 24h
Charging time: 2.5h
Horn diameter: 40mm
Horn impedance: 32Ω
Horn sensitivity 110±3dB
Active noise cancellation: 22±3dB
Best transmission distance: ＜1m
Maximum transmission distance: 10m
Wearing method: head-mounted
User manual: Chinese and English
Accessories: USB charging cable, user manual
Active noise cancellation
Folding & matte Bluetooth headset
Bluetooth & AUX support
One-button switching for ANC
Horn diameter: 40mm
Charging interface: Type-C
Size: 20*18.5*8.2 cm
