Bluetooth Earphone
IC chip BES2000U
Battery Capacity(one earphone) 65MAH
Base Battery Capacity 650MAH
Bluetooth Version "Bluetooth V4.2
Bluetooth Protocol HFP1.6/HSP、A2DP、A VRCP、GAIA、TWS
Frequency Range 2.4026GHz-2.480GHz
Transmission Power Class 2
Operating range up to 18 metres
MP3 Playing Time one up to3 hours,pair up to 2 hours
Charging Time ≤2 hours
Charge Voltage 3.7V
Charge Voltage 5V
Input Vlitage 4V
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