Remax Earbuds Metal Stereo Bluetooth, TWS-8 True - Blue

Brand: Remax
BT Protocol: HFP, HSP, AVRCP, A2DP
Style: In-ear
Transmission Distance: ≥ 10 meters
Speaker Diameter: 6.0mm
Frequency Response Range
(Speaker): 20-20KHz
Impedance: 16ohm
Sensitivity (Speaker): 97db±3db
Rated Power: 20mw
Frequency Response Range (MIC): 100Hz -8000Hz
Sensitivity (MIC):-42db± 3db
Carrier Frequency: 2.402GH2-2.480GHz
Housing Material: ABS+PC, aluminum alloy
Battery Type (Earbud): polymer battery
Battery Capacity (Earbud): 50mAh
Charging Time (Earbud): About 2 hrs
Music Time: About 3-4 hrs
Battery Type (Charging Case): Polymer battery
Battery Capacity (Charging Case): 400mAh
Charging Time (Charging Case): About 2 hrs
Battery Life (Charging Case): Providing 3-4 charges for earbuds
Working Current: 16mA
Standby Current: 1mA Switch-off Current: 20uA
Charging Voltage: DC5v=500mA