Light
•Pairing: Red and blue lights flash alternately
•Paired: Blue light flashes
•Playing:Blue light slowlyflashes
•Charging: Red light turns on
•Full Charge: Red light turns off
•Battery Low: Red light turns on with voice prompt
•ANC On: Green light turns on.
•Product name: Srhythm NC75 Pro
•Battery capacity: 750mAh
•Input: 5V220mA
•Charging time: About 2 hours
•Use time: 30-40 hours
•Bluetooth version: V5.0
•Chip: CSR
•Bluetooth profile: A2DP, AVRCP, HSP, HFP, CVC
•Bluetooth range: 10m/33ft
•Waterproof rating: IPX4
•Net weight: 275g
•Impedance: 32 Ω
•Driver diameter: Φ40mm
•Frequency response: 20–20KHz
1. Q: Why can't the headphones pair with my mobile
phone?
A: Please check whether your headphones are in
pairing mode or reconnection mode, check if the
Bluetooth search function of your Bluetooth device
is turned on, then go to the Bluetooth menu of your
Bluetooth device, delete/forget the headphones
and reconnect them.
2. Q: Why can't the headphones turn on?
A: Please double check the battery status of your
headphones.
3. Q: Can I replace the battery in the headphones?
A: No. These headphones use a built-in non-
detachable Li-Polymer battery which can't be
replaced.
4. Q: Can I use the headphones while driving?
A: For your safety, we strongly recommend you do
not use headphones while driving so as to avoid
distraction.
the irconnected devices.
If any isssues,please full charge your
headphone,then Reset the headphone by
inserting the audio cable into audio
socket then removing it.
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