product description:
Specification: -Bluetooth Chip: BES-200 V4.2
-Working frequency: 2.402GHz-2.480GHz
-Transmission range: 10m
-Signal to noise ratio: >75dB
-Battery capacity: earphone 50mAh /box 500mAh
Product Features: ★ Secure cord-free wearing style with one or both earbuds.
★Compatible with Apple iOS and Android smartphones.
★Superior sound quality for music and calls
★Up to 20 hours battery time with an additional 3 charges
★One-button operation, convenient and quick experience.
Pairing steps: 1.Press and hold both MFB buttons of the two earphones for about 5seconds until the red light and blue light flash alternately.
2.Double click any MFB button of the two earphones ,Then one earphone will be with red light and blue light flashing alternately and other earphone will flash with blue light slowly.
3.Turn on your mobile phones Bluetooth and search for the device named "US-001"and connect it with the TWS Bluetooth earphones
4.When you wish to use the TWS earphones next time after successfully pairing between your mobile phone and your TWS earphones ,Just simply power both TWS earphone on then the TWS earphones may automatically connect to your mobile phone.
Turning off TWS Earphone: To turn of the TWS earphones, press and hold elther of the pieces for 3 seconds, both TWS earphones will be turned off.
Funtions: To pause: short press the MFB button once.
Answer call: short press the MFB button once.
End call: short press the MFB button once.
Reject call: short press the MFB button twice.
Noted: -Please keep this product away from WIFI router and other Bluetooth devices, to avoid signal interference.
-Please use this earphones within effective distance.(10 Meters without obstacles)
-If this earphones has incorrect function, Please turn off it and delete pairing record between your mobile phone and
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