Product model no. : M2137E1
Earbud input parameters : 5V⎓ 100mA
Charging case input parameters : 5V⎓ 450mA
Wireless connectionBluetooth® : 5.2
Bluetooth protocols : HSP、HFP、A2DP、AVRCP
Operating distance : 10m (open space free of obstacles)
Single earbud net weight : Approx 4.5g
Total weight including charging case : Approx : 55g
Charging port : Type-C
Speaker impedance : 16Ω±15%