Type:ANC Bluetooth headphones With 20DB
Bluetooth protocol:4.0
Channel:Stereo
Range:10m
Battery capacity:400mA
Stereo audio:A2DP
Battery Type:Rechargeable lithium battery
Bluetooth protocol:Support a2dp/avctp/hfp/spp/smp/att/gap/gatt/rfcomm/sdp/l2cap
Call time:16-18 hours
Standby time:180hours
Frequency:2.402-2.480GHZ
RF performance:reception sensitivity:-90dBm,the maximum transmit power 4dBm
Sound frequency:20Hz-20KHz,95Db total harmonic distortion(THD)0.1%
Power LED:blue light,red light
Charging port:USB lnterafce
External sources:support 3.5&2.5 mm line in inputNormal charging time:3 hours
Operating temperature:-10℃~50℃
Storage temperature:-20℃~80℃
Color:Black,Iron gray ,Rose Gold ,Red
English
