Why the Bluetooth can't be turned on?

Please full charge your headphone with USB-A to USB-C charging cable(* not * USB-C to USB-C) and 5-10W power wall charger (don't use fast charger).then reset it.Please use headphone within the operating temperature range: 0°C (32 F) - 45°C(113 F)

Why the headphone can't be turned off?

Please pay attention to the indicator light, both ANC and Bluetooth show on the same light. ANC with green and Bluetooth with blue light. Press the ANC button to turn off the green light, then long press multi-function button to turn off blue light.

Why does the headphone sound so low?

After pairing successfully,on the Bluetooth menu of your device,tap the icon on the right of your device name and make sure the "Sync volume with phone" is on.iOS will synchronize volume automatically, but Android needs to turn on manually.

How to reset the headphone?

1.Long Press both “Multi-function”+”Volume Down“ buttons simultaneously more than 5 seconds to delete bluetooth pairing (or "Volume Up" + "Volume Down" buttons)

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Description

🎧 Elevate your soundscape — stay connected, comfortable, and in control.

COMFORT MEETS STYLE - Lightweight 190g ergonomic design with soft, foldable ear-cups for all-day wear.
SEAMLESS CONNECTIVITY - Bluetooth 5.3 ensures stable, lag-free audio up to 15 meters away.
UNPLUG GO ALL DAY LONG - 50 hours of wireless playtime with rapid 10-min quick charge for 3 hours of use.
IMMERSIVE SILENCE ANYTIME - Hybrid ANC blocks 90% ambient noise for deep focus or escape.
SMART CONTROL AT YOUR FINGERTIPS - Built-in mics, voice assistant support, and intuitive buttons for effortless control.

The Srhythm NC25 headphones combine advanced hybrid active noise cancellation that reduces 90% of ambient noise with Bluetooth 5.3 wireless technology for stable connectivity up to 15 meters. Designed for professionals on the move, they offer an impressive 50-hour battery life with quick charge, ergonomic lightweight comfort, and intuitive controls including voice assistant compatibility, making them perfect for immersive listening and seamless multitasking.

Specifications

Frequency Response	20 KHz
Headphones Jack	3.5 mm Jack
Model Name	25
Connectivity Technology	Wireless
Wireless Communication Technology	Bluetooth
Included Components	3.5mm to 6.35mm adapter, Aircraft adapter, Cable, Protective Case, USB-C charging cable
Age Range (Description)	Adult
Material	Leather
Specific Uses For Product	Music
Charging Time	2 Hours
Compatible Devices	Laptops
Control Type	Noise Control
Cable Feature	Detachable
Item Weight	190 Grams
Water Resistance Level	Waterproof
Frequency Range	20 Hz - 20,000 Hz
Style	Over Ear
Control Method	Voice
Number of Items	1
Cable Length	100 Centimetres
Battery Life	50 Hours
Audio Driver Type	Dynamic Driver
Bluetooth Range	15 Metres
Bluetooth Version	5.3
Earpiece Shape	Over Ear
UPC	715802370991 606015075295 606015075363 606015075486 606015075288 606015075301
Special Feature	Bluetooth wireless, over-ear headband style, portable folding and adjustable, with built-in microphones
Manufacturer	Srhythm
Model	NC25
Model Year	2019
Batteries	1 Lithium Polymer batteries required.
Item model number	NC25
Hardware Platform	Smartphone, Tablet
Special Features	Bluetooth wireless, over-ear headband style, portable folding and adjustable, with built-in microphones
Microphone format	Built-In
Voltage	5 Volts
Wattage	1.33 Watts
Batteries Included	No
Batteries Required	Yes
Battery cell composition	Lithium Polymer
Cable feature	Detachable
Total USB ports	1
Device interface - primary	Buttons, Microphone
Form Factor	Over Ear, Over ear
Does it contain liquid?	No
Includes Rechargeable Battery	No
Supports Bluetooth Technology	Yes
Manufacturer	Srhythm
Country of Origin	China
Item Weight	190 g

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