TUNAI Drum Hi-Resolution Audiophile in-Ear Earbud Headphones – Powerful Bass and Lively Sound Stage with Improved Noise Isolation; Comfortable for Workout, Running and Great for Gaming (Shadow Black)

  • POWERFUL BASS & LIVELY SOUND STAGE: Equipped with extra large 1/2” / 13mm driver (vs usual 7-10mm) that boosts heavy bass and ultra-thin speaker diaphragm to deliver detailed crystal clear treble, TUNAI Drum brings you wide sound experience and heavy bass performance unheard of at this price range.
  • HI-RESOLUTION CERTIFIED AUDIO: The TUNAI Drum delivers detailed, high-res audio in a small, stylish and affordable package. Wide frequency ranges from 10H to 40kHz.
  • IMPROVED NOISE ISOLATION: Continual testing and improvement resulted in superior passive noise cancellation of up to 30dB (compared to normal earplugs at18dB).

Product Description

TUNAI Drum Hi-Resolution Audiophile in-Ear Earbud Headphones – Powerful Bass and Lively Sound Stage with Improved Noise Isolation; Comfortable for Workout, Running and Great for Gaming (Shadow Black) : Product Description



What is “Bluetooth”?

Wireless communication technology for exchanging data communication between digital devices over short distances.

In other words, in a more familiar sense, the “thing” that connects the remote control for operation with the radio control unit is the image of Bluetooth. Wireless technology that can be operated without wires.

You set up and use a method called “pairing” between your Bluetooth product and your smartphone.

The pair is “Pair,” which means “two things become one.
It is the same meaning as that pair that is said to be a pair of two at the time of the athletic meet.

How Bluetooth headphones connect to a smartphone?

Most wireless headphones use Bluetooth to communicate with the device, and in some cases, there may be a problem with the connection between the mobile app and the headphones.
If you are using wireless headphones with your mobile device, make sure your mobile device OS and headphone app are up to date.

Earphone-type wireless headphones are more susceptible to connection issues, such as broken connections, out-of-sync, and dropped calls than other wireless headphones due to their form.
In some cases, when communication is lost, your head itself is blocking the signal, which can be challenging to resolve.

Some headphone manufacturers say that updating the firmware may improve synchronization and other issues, but not all headphones.
Nevertheless, there may be solutions on the manufacturer’s website, including firmware updates, so you should check them out.

Of course, you need to keep your firmware up to date.

Pair with Windows 8.1 / Windows 7 PC

  • Step 1 Select [Hardware and Sound] from [Control Panel] on your computer, and select [Devices and Printers].
  • Step 2 Select [Add Device] at the upper left to display the list screen of the device to be added.

* If the [Bluetooth] function is [Off], set it to [On].

  • Step 3 Set the headphones to the device registration mode (pairing mode).

Hold down the “power” button or “PAIRING” button on the headphones until the lamp on the central unit blinks (about 7 seconds).
There are the following two patterns for the lamp blinking.

The blue lamp blinks twice each time
Blue and red lights flash alternately
Refer to the instruction manual as it varies depending on the model.

  • Step 4 Select [〇〇 (headphone model name)] displayed on the [Add a Device] screen.

* If you are asked for a passkey, enter “0000 (Zero Zero Zero Zero)”.
A passkey is sometimes called a passcode, PIN code, PIN, password, etc.

  • Step 5 Check that the registered headphone model name is displayed on the [Devices and Printers] screen.

This completes the pairing process with the headphones.