Earbuds Weight：4g*2
Charging Case Weight：39.6g
Vision：V5.3
Frequency Range：2.4026GHz-2.480GHz
OperationClass：2
Mode：headset/handsfree/A2DP/AVRCP
Operating range：up to 30 feet (10 metres)
Single Earbud Battery：45mAh
Charging Case Battery：250mAh
MP3 Playing Time：3.5 hours with medium volume
Standby Time：≥100 hours
Charging Time：≤1.5 hours
Charge Voltage：3.7V
