Active Noise Cancelling Wireless Headphone

Battery Indicator： Digital Display
Function： Waterproof, Noise Cancelling, Microphone, true wireless stereo, Over-Ear Headphones
Waterproof Standard： IPX-5
Active Noise-Cancellation： Yes
colors： black,grey
Frequency Range： 2.402 -2.480 GHz
Support Profiles： A2DP,AVCTP,AVDTP,AVRCP,HFP,SPP,SMP,ATT,GAP,GATT,RFCOMM,SDP,L2CAP
Operation Distance： 10m
Speaker： 40mm
ANC Amplitude： 25+/-3dB
ANC Frequency Range： 20-1000Hz
Rechargeable Lithium Battery： 400mAh
ANC on Music Playing Time： 8h
ANC off Music Playing Time： 15h