Headset wireless bluetooth headset

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          Description

          Transmission distance: less than or equal to 10m
          Battery capacity: 300mAh
          Charging voltage: DC5V
          Speaker diameter: φ40mm
          Impedance: 32Ω
          Working time: playing music 4-6h, talk time 8-10h
          Bluetooth version: 4.0
          Microphone: Outside
          Rated power: 100mw
          Working voltage: DC3.7V
          Frequency range: 20-20KHz
          Headphone instruction
          Turn on: Long press the key for 3 seconds until the red and blue lights flash alternately, then let go
          Shutdown: Press and hold the key for 3 seconds until the red light flashes, then let go
          Pairing: blue light flashes slowly
          Answer the call: press the key to hang up
          Adjust the volume: long press "+" to increase the volume, long press "-" to decrease the volume
          Previous/Next Song: Quickly press "◥"/"◣"