Metal Wireless Bluetooth Earphones Headphones for iPhone 11 8 7 X Samsung Huawei

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Item Description
Specifications
(1) Bluetooth chip and Bluetooth version: csr 4.1
(2) Bluetooth protocol: A2DP AVRCP HFP HSP
(3) Battery: 3.7V 60mAh
(4) Charging power: 5V / 80mAh
(5) Sensitivity: 103db +/- 3dB
(6) Impedance: 32Mw
(7) Transmission distance: barrier 10m
(8) Frequency: 2.4GHZ
(9) Charging Time: about 1.5h
(10) Talk time: about 4 hours
(11) songs time: about 3.5 hours
(12) Standby time: about 75 hours
(13) Product weight: 18g
(14) Cable length: 35cm

Functional description
(1) play music, music up and down the song switch
(2) volume adjustment, Chinese and English voice switching
(3) call voice number function
(4) the last number of redial
(5) operation voice prompt function
(6) IOS system shows the power
(7) support WeChat, car navigation, QQ voice and other software

System status
(1) Power on the machine: long press the power button for 3 seconds
(2) into the pairing: long press the key for 5 seconds into the paired state
(3) volume plus or minus: short press the volume plus the key is to adjust the volume plus, short press the volume down key is to adjust the volume minus
(4) to switch between Chinese and English: in the pairing state, double-click the power button
(5) Play Pause: Short press the power button
(6) Previous: Volume - key press 2 seconds
(7) the next song: volume + key press 2 seconds
(8) to answer the phone: short press the power button
(9) refused to answer the phone: long press the power button
(10) Last Replay: Double-click the power button; then press the power button to cancel the dial

Package content:
1 x Bluetooth Magnetic Earphones
1 x User Manual
1 x USB Charging Cable (NO RETAIL PACKAGE)

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