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TOZO NC9 Earbuds User Manual

TOZO NC9 Earbuds Featured


TOZO NC9 Active Noise Cancelling Earbuds

TOZO NC9 Earbuds Product

Product Description

TOZO NC9 Earbuds (1)

Wearing Steps

  • Step 1: Ensure sounds hole downward, then place earbuds into the ear,
  • Step 2: Rotate the earbud back to the auricle side to fit snugly.

TOZO NC9 Earbuds (2)

Operation of earbuds

How to pair

  1. Take out the 2 earbuds from the charging case, they will power on automatically and will connect to each other automatically within 10 seconds.
  2. The two earbuds flash red and blue alternately (Pairing Mode)
  3. Search for the pairing name ITOZO-NCS] and select it.

TOZO NC9 Earbuds (3)

Another method of Turning on & Turning off

  • Turn on: Tap and hold the Touch Control on both earbuds for over 3 seconds.
  • Turn off:
    • Touch the Control button for 5 seconds will turn off when the earbuds are in playless status.
    • The earbuds will turn off automatically after it is disconnected for more than 5 minutes.


If you accidentally get only one earbud work or fails to pair each other, please reset it:

  1. Delete all TOZO-NCS records on the phone, then turn off Bluetooth.
  2. Holding both earbuds buttons for 5 seconds till the red lights on to turn off the earbuds.
  3. Holding the MFB Touch Panel on each of the earbuds for another 5 seconds till the blue light turn on and off, and then click the MFB Touch Pannel on each of the earbuds twice quickly, the reset process will be done when the Purple light is on for 1s, then two earbuds flash red and blue alternately.

NOTE: In case there is a Connection Unsuccessful in your devices, please consider deleting all historical records of ITOZO-NC9] and try the pairing process again.

Switch between noise-control modes

  • Click the left earbud to switch the ANC Noise
  • Cancellation/Transparency mode.
  • The ANC function is not available when using single earphones.

TOZO NC9 Earbuds (4)

Note: If the electromagnetic interference signal is strong in your area, it may affect the Bluetooth connection, and the earbuds will be silent or disconnected, please reconnect it or change the place of use.

Active Noise Cancellation Mode (ANC Mode)

With Active Noise Cancellation, an outward-facing microphone detects external sounds, which your TOZO NC9 earbuds then counter with anti-noise, canceling the external sounds before you hear them. An inward-facing microphone listens inside your ear for unwanted internal sounds, which your TOZO NC9 earbuds also counter with anti-noise.

TOZO NC9 Earbuds (5)

Transparency Mode

Transparency mode can enhance the voice frequency band and improve the perception of the surrounding sound, so you can hear what’s going on around you without taking off the earbuds.

TOZO NC9 Earbuds (5)

Active Noise Cancellation and Transparency modes work best when your TOZO NC9 fits well and is worn correctly.

Detailed Function List

TOZO NC9 Earbuds (7)

Function List

TOZO NC9 Earbuds (8)

FAQs TOZO NC9 Earbuds

What are TOZO NC9 earbuds?

TOZO NC9 earbuds are wireless Bluetooth earbuds produced by TOZO, a company specializing in audio products. These earbuds feature active noise cancellation (NC) technology, allowing users to enjoy their music or audio content without being disturbed by surrounding noises.

What is active noise cancellation (NC)?

active noise cancellation (NC) is a technology used in headphones and earbuds to reduce or eliminate external sounds. It works by using microphones to capture external noises and then generating sound waves that are out of phase with the external sounds. When these sound waves are combined with the external sounds, they cancel each other out, reducing the overall noise heard by the listener.

How long do TOZO NC9 earbuds last on a single charge?

The battery life of TOZO NC9 earbuds can vary based on factors such as usage patterns and volume levels. TOZO claims that the NC9 earbuds can provide up to 8 hours of playback time on a single charge. Additionally, the charging case that comes with the earbuds can provide additional charging cycles, extending the total battery life. It’s important to charge the earbuds regularly to ensure optimal performance.

Are TOZO NC9 earbuds sweatproof or waterproof?

TOZO NC9 earbuds have an IPX6 rating, which means they are sweatproof and can withstand heavy splashes of water. However, they are not designed to be fully submerged in water or used for swimming or other water-based activities. It’s essential to follow the manufacturer’s guidelines and avoid exposing the earbuds to excessive moisture.

Can I use TOZO NC9 earbuds for making phone calls?

Yes, TOZO NC9 earbuds can be used for making phone calls. They are equipped with a built-in microphone that allows you to communicate during calls while wearing the earbuds. The quality of the microphone will vary depending on factors such as environmental conditions and the distance between the microphone and your mouth.

What is the charging method for TOZO NC9 earbuds?

TOZO NC9 earbuds come with a charging case that uses a USB cable for charging. The earbuds themselves are placed inside the charging case, and the case is then connected to a power source using the USB cable. The charging case has its own built-in battery, which charges the earbuds when they are placed inside. It’s important to ensure that the charging case is adequately charged to provide power to the earbuds.

Do TOZO NC9 earbuds support wireless charging?

No, TOZO NC9 earbuds do not support wireless charging. They can only be charged by connecting the charging case to a power source using the included USB cable.

Are the TOZO NC9 earbuds compatible with voice assistants?

Yes, TOZO NC9 earbuds are generally compatible with voice assistants such as Siri or Google Assistant. You can activate the voice assistant on your connected device by using the relevant voice command or button press. However, it’s essential to check the specific instructions provided in the user manual for your TOZO NC9 earbuds, as the activation method may vary depending on the connected device and its settings.

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