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Fone Bluetooth Wireless Earbuds For Xiaomi Redmi Noise Cancelling Headsets With Microphone Handsfree Headphones
Description of basic parameter
1. Model: TWS
2. Operating voltage: 3. 3 V-4. 2V
3. Hours of service: about 60 hours
4. Battery capacity: 40mA/300mA
5. Length of use: 3. 5-4 hours
6. Bluetooth version:v5. 1+EDR
7. Transmission range: 2. 40 GHz-2. 48 GHz
8. Trumpet: 8-10 mm Copper Ring Composite Horn
9. Sensitivity: 98±3 dB
10. Communication distance: Effective distance 15 meters
Description of functions
Switch between Chinese and English,double-click the button when
Bluetooth is not connected.
1. The headphone pair is successfully operated (playing songs, calling,
etc. . ) .
2. Call: Bluetooth connection state, pull the phone short press answer,
long press 1. 5 seconds to release the refusal, short press hang up
under the state of the call, double-click the button to redial the most
recent call or unanswered phone number.
3. Song: Play the music interface in the connection state,short press a
button to pause, long press the left and right ears next.
4. Headphone power: Headphone voltage is less than 3. 3 V low power
prompt, less than 3. 2 V automatic shutdown,charging the headphone
less than 4. 0 V, 4. 2 V full.
5. UNCONNECTED,long press up and down,double-click back to pull,
three-click Wake Siri,four-click volume plus or minus.