Headset/headphone Wireless Awei A889bl Bluetoothv5.0 Usb

"1. Open binaural design, without listening through the inner ear, to ensure that the hearing health is not damaged, painless, clean and hygienic;2. Battery capacity: 120mAh polymer battery;3. Playing time: about 5 hours (80% volume)""Bluetooth Version: Jerry 6963 5.0Impedance: 32 15%Sensitivity: 843dBFrequency range: 20 -20KHZConnection distance: 10-15 metersMicrophone: Silicon microphone, -42dbBattery capacity: 120mAh polymer batteryPlaying time: about 5 hours (80% volume)Standby time: 360 hoursCharging time: 1.5In the low-battery power-on state, when the battery level is lower than 10%, the headset prompts: battery low.Press and hold the power button for 10 seconds, the white and green lights flash alternately;Music play/pause click the power buttonInstructions: Chinese and EnglishIncluded accessories: USB charging cable, manualDoes not support multipoint connection: "