Brand:HUAWEIModel:CM-H1Bluetooth:V4.2Bluetooth protocol:A2DP 1.3 ,(HFP)1.6,(HSP)1.2, AVRCPFrequency range:20 Hz – 20,000 HzCharging time:approx. 1 hourBattery:55mAh, Lithium ion button battery.
Indicator light :RGB LED tricolour light :1.Charging status indicate;2. Charging box/battery life indicator3.Charging box in low power;4.Recover factory setings indicate.
Charging port:via Charhing box Pogo PinInput:5V—1.1ATheoretical standby time:about 40 hoursNoise reduction level:ANR White noise > 25 dB, Hoth noise> 25 dB ,Traffic noise > 25dB, Wind noise WNR < 75 dBMicrophone:Double silicon wheat, support talking uplink Noise reductionTrumpet:1 Experience Balance Armature+ 1 DYNAMIC ( diameter 7mm)Weight:5.6±0.5gOperation Temperature:-10ºC~55 ºCCharging Temperature:0ºC~45 ºCstorage temperature: -40ºC~70 ºCyeelight blue Technology: through SRRC, CE,FCC,BQB