ST-57 Active Noise Cancelling Headphones Bluetooth Headphones with Microphone Deep Bass Wireless Headphones Over Ear, Comfortable Protein Earpads, for Workout iPhone,iPad,Samsung, Siri, Black

  • Professional Active Noise Cancelling Technology. Significant noise reduction for travel, work and anywhere in between. Advanced active noise reduction technology quells airplane cabin noise, city traffic or a busy office, makes you focus on what you want to hear,enjoy your music, movies and videos. The noise cancellation function can work well both in wire and wireless mode.
  • Proprietary 40mm Large-aperture Drivers. Deep, accurate bass response. The Active Noise Cancelling around-ear headphones from ST-57 give you crisp, powerful sound and quiet that helps you enjoy your music better. The goal that provide Customers with better sound quality, is our constant pursuit.
  • High-quality Built-in Microphone and NFC Technology. ST-57 provides high-quality built-in microphone for hands-free calls, Which is convenient for you to free yourself from wires. NFC pairing aided by voice prompts, promises quick and stable connection with your Bluetooth enabled devices, Powerful Bluetooth Function.

Product Description

ST-57 Active Noise Cancelling Headphones Bluetooth Headphones with Microphone Deep Bass Wireless Headphones Over Ear, Comfortable Protein Earpads, for Workout iPhone,iPad,Samsung, Siri, Black : Product Description



What are Bluetooth headphones?

It is the name of a wireless standard different from Wi-Fi.
Bluetooth is the name of a wireless connection standard. Put “wireless connection between various devices.” Until now, such devices as wireless keyboards, wireless speakers, wireless mice, wireless headphones, etc., have been used by each company with their standard radio. It is a standard that unifies them so that any device can be used immediately by connecting them.

Bluetooth is power-saving and suitable for short distances
Speaking of wireless standards, Wi-Fi is famous. Still, it was developed to connect multiple devices to the network, so advanced work such as fast transfer speed, the power of radio waves reaching a certain distance, and security are required. It becomes.

Bluetooth is a bit simpler. Because it is about making familiar digital devices wireless, the output is low compared to Wi-Fi (that is, it is not suitable for long distances). Still, the transfer speed is not fast, but instead, it can be made smaller and cheaper with power saving.

If you use a smartphone or computer and think that this cable is in the way, you can think of it as a wireless connection via Bluetooth. In particular, the latest Bluetooth smart compatible devices consume very little power during standby, so they can always be connected.

How to pair Bluetooth headphones (Android / iOS)

  • step 1 Put the headphones in 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 2 Turn on the Bluetooth of the smartphone or tablet you want to connect

For Android
Select [Settings]-[Wireless & Networks]-[Bluetooth].
For iOS
Select [Settings]-[Bluetooth]

  • Step 3 Touch the displayed headphone model name on the smartphone or tablet 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.

The pairing is completed.

Pair with Mac (macOS) PC

  • step 1 Apple menu select [System Preferences] from the [ ] menu on the computer
  • Step 2 Select [Bluetooth]
  • Step 3 Set the headphones to the device registration mode (pairing mode).

Check that the main unit lamp blinks blue and red alternately, or that blue blinks twice consecutively.

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 the [Connect] button to the right of [〇〇 (headphone model name)] displayed in the [Device] field.

* 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 Confirm that “Connected” is displayed under the headphone model name.

This completes the pairing process with the headphones.