Description: 1..Bluetooth Version: V5.0 2.Bluetooth Distance: 10m 3.Charging Time: about 1-2 hours 4.Standby Time: about 80 hours 5.Music Time: about 3 hours 6.Talking Time: about 4 hours 7.Earphone Battery: Polymer Lithium Battery 45mAh Specifications: Listening to songs and phone calls, supporting listening to songs and making calls Caller ID number, last code callback, full smart English tone prompt, power on, pairing, power off, low power, etc. Each time the headset is connected to the phone, the headset will automatically connect back to the phone when it is turned on, which is convenient and faster. Intelligent compatibility: support all mobile phones with function, tablet, notebook, device, all mobile phones Pairing method: long press the blue light flash pairing mode, wait after booting Automatically pair together (one of them does not flash is paired successfully) to connect to the phone . Two mobile phones can be connected separately and used separately. (1 headset connected to 1 phone) Prompt tone: Boot prompt: power on Shutdown hint: power off Pairing status prompt: paring Connection prompt: you device is connect Disconnected prompt: you device is disconnect Low battery prompt: battery low Button function: long press to power on, long press to turn off, click music pause / play / call answer / hang up phone, Package Included: 1*Headset 1*Charging cable 4*earhat 1*Manual