Srhythm NC15 Noise Cancelling Headphones User Guide
Safety Instructions
Hearing safety:
- Please do not use headphone while driving and charging.
- Please use cautiously and stop using headphone in dangerous situation.
- Please do not listen for a long time at high volume to avoid hearing damage.
- For your safety,please do not turn the volume too high while running outside to ensure that you can hear sound in your surroundings.
Operation Safety:
- Use original or certified cables for charging and voltage within 6.3V. Power will be cut off and start protection mode when the voltage exceed 6.3 V and within 36V. Headphone will be broken when the voltage over 36V.
- Keep away from children to avoid danger from improper use.
- Avoid dropping headphone and operating in the extreme temperature. Please use headphone within operation temperature range: -15 °C (5 F) – 55° C(131 F).
- Do not submerge headphone in the water.
- Do not use corrosive cleaner/oil to clean headphone
- Turn off headphone Bluetooth and ANC function to save power when you do not use headphone.
What’s in the Box
At a Glance
How to Use
Use ANC Function
Press the ANC Button to turn Active Noise Cancellation ON/OFF (the LED indicator light will be green when ANC ON.)
Use Bluetooth Function
- Hold the Multi-function Button for 3-5 seconds to turn headphone Bluetooth on,then enter pairing mode.(the LED indicator light will be blue and red flashing quickly.)
- Start your mobile phone Bluetooth and find headphone Bluetooth pairing name “NC15” 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.
Function Details
Easy Pairing
- Hold the Multi-function Button for 3-5 seconds to turn headphone Bluetooth on,then enter pairing mode.(the LED indicator light will be blue and red flashing quickly.)
- Keep headphone and your mobile phone as close as possible during pairing process.
- Turn on your mobile phone Bluetooth. Search for headphone Bluetooth signal on mobile phone and click “NC15” to pair.(the LED indicator light will be blue flashing slowly after pairing successfully.)
- If you are asked for a password/PIN code during pairing procedure,please enter “0000” (four zeros).
Pair to the Second Bluetooth Device:
- Please make sure that headphone is connected to the first Bluetooth device successfully and music is not playing.
- Hold the Multi-function button until the headphone switch off and continue with the steps “Easy Pairing”(Let the headphone re-enter pairing mode,the LED indicator light will flash blue and red alternately)
- Pair headphone with the second device according to “Easy Pairing” steps.
- Return to the first Bluetooth device and pair it with headphone again. Now both of your devices are paired with headphone.
Active Noise Canceling(ANC) ON/OFF:
To turn on ANC, press the ANC Button; (the LED indicator light will be green when ANC ON.)To turn off ANC, press the ANC Button; (the LED indicator light green color will be off when ANC OFF.)
Wired Mode
Headphone support AUX input for wired external audio source connection. Simply turn headphone Bluetooth off and plug in the audio cable.For any ANC Bluetooth headphone,it is still need battery power support for wired mode.
Voice Dialing
Press both “Volume Up” and “Volume Down” buttons simultaneously to activate voice dialing function(compatible with iPhone Siri and selected Android voice dialing software).
How to Wear
- Folding to be portable
- Adjustable Headband
Airplane Adaptor Connection
Connect the Airplane Adaptor to audio socket(double holes) of aircraft seat,use 3.5mm audio cable to connect with your headphone and Airplane Adaptor.
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
- Battery 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
Technical Specification
- Bluetooth range: 10m/33ft
- Frequency response: 20–20KHz
- Driver diameter: Φ40mm
- Use time: 12-16 hours
- Bluetooth version: V5.0
- Waterproof rating: IPX4
- Net weight: 230 g
- Impedance: 32 Ω
- Battery capacity: 400mAh
- Input: 5V-12V
- Chip: ATS
- Charging time: 1-2 hours
- Bluetooth profile: A2DP, AVRCP, HSP, HFP
- Product name: Srhythm NC15
Charging
Use the included micro USB 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 NC15 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:
- Full charge your headphone(don’t use fast charger)
- Reset headphone by inserting audio cable into headphone audio socket then removing it. Or the upgraded NC15 headphones would be reset automatically when charging.
Q&A
- Why can’t headphone turn on?
Please double check the battery status of your headphone. - Can I replace battery in the headphone?
No,you can not.Headphone uses a built-in non-detachable Li-Polymer battery that can’t be replaced. - Can I use headphone while driving?
For your safety,we strongly recommend that you do not use headphone while driving to avoid distraction. - Why can’t I hear any sound from my computer or mobile phone?
Please check if output channel of your computer supports A2DP profile.Also check the volume settings on your headphone and computer/mobile phone. - Why am I unable to use headphone to control the volume of a track playing on an APP on my mobile phone?
Due to configurations of different application software,headphone may not be completely compatible with some APPs.
