E6S Wireless Bluetooth Earphones TWS Bluetooth Headset Wireless Earbuds Noise Cancelling Earphones with Microphone Headphones

E6S TWS Fone Bluetooth Earphones Wireless Headphones for Xiaomi Redmi Noise Reduction Headsets with Microphone Handsfree EarbudsProduct number:E6SBluetooth version:Bluetooth V5.0.Battery specification: Headset 3.7V/45m Ah: Charging box 7V/280mAhSupport mode: HFP/HSP/ A2DP/AVRCPSensitivity: 105dB+ 3dB S P L at 1KHzTransmission distance: 10 meters(in an ideal environment without any major obstacles)Play time: About 2.5 hoursCall time: About 3 hoursStandby time: About 80 hoursCharging time: Charge the charging compartment for about 1.5 hoursand charge the headset for about 1 hourCharging box to charge the headset: About 2.5 timesPackage list:2xBluetooth earphone1xEndurance charging box1xcharging cable1xUser's manual