AWEI A997 Pro Active Noise Reduction Wireless Headset(Black)

Product features:
1. Upgraded acoustic technology, HIFI sound quality, surround stereo
2. Active noise reduction, to reduce ambient noise and reduce distortion of human voice
3. Supports Bluetooth and AUX connection methods
4. Integrated lightweight headbeam design for comfortable wearing
5. Life waterproof, suitable for outdoor use

Product specifications:
Bluetooth version: V5.3, JL7006
Supported protocols: A2DP/AVCTP/AVDTP/AVRCP/HFP/SPP/SMP/ATT/GAP/ GATT/RFCOMM/SDP/L2CAP profile
Channel system: dual channel
Battery capacity: built-in 300mAh
Bluetooth mode music time: 24 hours
Noise reduction mode music time: 17 hours
Talking time: 24 hours
Charging time: 2.5 hours
Horn size: 40mm
Horn impedance: 32Ω
Horn sensitivity: 110dB ± 3dB
ANC noise reduction: 22dB ± 3
Best call distance: <1m
Maximum transmission distance: 10m
Wearing method: head-mounted
Interface: Type-C
Net weight: 245g