Headphone Specification
LED Indicator Light
Pairing: Blue and red lights flash alternately
Paired: Blue light flashes
Playing:Blue light slowly flashes
Charging: Red light turns on
Full Charge: Red light turns off or Blue light turns
on
Batter y Low: Red light turns on with voice prompt
ANC ON: Green light turns on
ANC OFF: Green light turns off
Bluetooth OFF: Blue and red lights turn off
* Please kindly note that perhaps sometimes these
LED indicator light color will be mixed to become
other colors(pink ,purple,etc.) occasionally.
Technical Specification
•Product name: Srhythm NC25
•Batter y capacity: 1000mAh
•Input: 5V 220mAh
•Charging time: About 2 hours
•Use time: 50 hours
•Bluetooth version: V5.0
•Bluetooth profile: A2DP, AVRCP, HSP, HFP
•Bluetooth range: 10m/33ft
•Waterproof rating: IPX4
•Net weight: 180g
•Driver diameter : Φ40mm
•Frequency response: 20–20KHz
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•Chip: ATS
•Impedance: 32 Ω
Charging
Use the included Type-C charging cable to connect to
headphone Charging Port. Connect the other end of
charging cable to a computer USB port or USB wall
charger under 6.3V voltage.Turn off headphone
Bluetooth and ANC function before charging.Please
don't use headphone while charging.The LED
indicator light will be off or blue color when full of
charge basing on headphone turn off status.
Start your mobile phone Bluetooth and find
headphone Bluetooth pairing name NC25 to click it to
pair.(the LED indicator light will be blue flashing
slowly after pairing successfully.)
Hold the Multi-function Button for 3-5 seconds to
turn headphone Bluetooth off.
If any issues, here tips for you:1. Full charge your
headphone(don't use fast charger)2. Reset
headphone by inserting audio cable into
headphone audio socket then removing it. Or the
upgraded NC25 headphones would be reset
automatically when charging.
Delete Pairing: Hold both "Volume Up" and
"Volume Down" buttons simutaneously for 5
seconds
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