CPU frequency: 96MHZ
Working voltage: DC 2.2V-5.5V
Signal to noise ratio: ≥92dB
Effective distance: 10M barrier-free
Frequency response range: 20HZ-20KHZ
Sensitivity: 98dB
Nominal impedance: 32Ω
Transmission power: Class 2
Headphone battery capacity: 400 mAh
Charging battery capacity: 4
Charging input: 5V / 500mA
Charging time: about 2 hours
Hours of use: 8-10 hours of talk, 5-7 hours of music playback
Standby time: 10-15 days
Body weight: about 35 grams
Packing weight: 75 grams
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