Connecting the microphone to the Xiaomi soundbar: all the ways and nuances

Xiaomi soundbars have long since ceased to be just audio playback devices, becoming multifunctional audio systems that can work with voice assistants, conduct conferencing and even be used for karaoke. However, many users are faced with the problem of how to properly connect the microphone to the soundbar so that it recognizes voice, records audio or works in hands-free mode?

In this article, we will analyze all possible ways to connect the microphone to the popular models of Xiaomi Redmi Soundbar, Mi. TV Soundbar and Mi Soundbar 3.4 – from standard Bluetooth connection to the use of specialized adapters. You will learn which microphones are compatible with Xiaomi devices, how to configure them to work with voice assistants (Alice, Google Assistant), and what mistakes users most often make when connecting.

We'll focus on the hidden features of Xiaomi soundbars, which allow you to use the microphone not only for voice control, but also for recording podcasts, streams or video conferencing. If you plan to use the soundbar as a full-fledged audio system for work or creativity, this guide will become your desktop book.

What microphones are compatible with Xiaomi soundbars?

Before you plug in a microphone, it's important to make sure it's supported by your soundbar model. Xiaomi doesn't make its own soundbar microphones, but the devices are compatible with most third-party solutions.

• 🎤 Bluetooth microphones: Any device with a profile A2DP or HFP (For voice communication, Xiaomi Mi True Wireless Earphones, Redmi AirDots, and microphones from other brands will be suitable (JBL, Sony).
• 🔌 Wired microphones with a 3.5 mm connector (AUX): Most of the soundbars of Xiaomi have AUX-input, but not all support microphone input – an adapter or microphone with its own amplifier is required.
• 💻 USB-Microphones: Connect to soundbars with USB-port (e.g. Mi Soundbar) 3.4). Only microphones with support work UAC 1.0/2.0 (For example, Fifine. K669B, Boya BY-M1).
• 📶 Wi-Fi/Smart microphones: Compatible only with soundbars that support Mi Home or Google Home (e.g. Xiaomi Mi) AI Soundbar).

Not all Xiaomi soundbars have built-in microphone input, for example, the Redmi Soundbar (Model 2021) supports only Bluetooth microphones, whereas the Mi Soundbar 3.4 can work with the new model. USB-Check the specifications of your model on the official Xiaomi website or in the documentation.

⚠️ Attention: Microphones with connector XLR (Professional) are incompatible with Xiaomi soundbars without an additional audio interface, and they will require an external mixer or adapter to connect. XLR→USB.

Connecting the microphone via Bluetooth: step-by-step instructions

The most versatile way is wireless Bluetooth connectivity. It works with all Xiaomi soundbar models and most microphones. Consider the process with the example of Redmi Soundbar and the Xiaomi Mi True Wireless Earphones 2: headset.

1. Turn on the soundbar and put it in pairing mode. To do this, press and hold the Bluetooth (or Source) button on the remote or device body until the indicator flashes blue.
2. Activate the search mode on the microphone/headset. For Mi True Wireless Earphones 2, hold the button on the case of the charging case for 3 seconds.
3. On the soundbar, select the device you find from the list of available ones. On some models (for example, Mi Soundbar 3.4), you need to go to the Settings menu. → Bluetooth via remote.
4. Confirm the pairing if the microphone requires PIN-Enter the standard 0000 or 1234.

After successful connection, check the microphone:

• 🎵 For voice control: tell a command for Alice or Google Assistant (if supported).
• 📞 For calls: make a test call via a connected device (e.g. a smartphone).
• 🎤 To record: use the Dictator app on a smartphone connected to the soundbar.

The microphone is displayed in the list of connected devices|The indicator on the soundbar stopped blinking|The sound is played through the soundbar|Microphone recognizes voice (check in the application voice recording)-->

If the microphone is connected but not working, check:

• 🔇 Is the microphone on the device itself turned off (for example, there may be a physical switch on the headset).
• 📱 Bluetooth profile compatible (for example, voice commands required) HFP, not A2DP).
• 🔄 Try to disconnect and reconnect the device.

Bluetooth headset (such as AirDots)|Wireless microphone AUX|USB-microphone|Smart microphone (for example, for Alice)|Another option-->

Connecting a wired microphone through AUX: nuances and limitations

Many Xiaomi soundbars are equipped with a 3.5 mm connector AUX IN, But not everyone supports connecting the microphone through it. AUX-The input is usually for a linear audio signal (such as from a smartphone or TV) rather than a microphone level:

Connecting a passive microphone (without power) to AUX-entrance:

1. Purchase a phantom powered adapter (e.g. iRig Pre) or a linear-level mixer.
2. Connect the microphone to the adapter and the adapter to the adapter AUX-soundbar.
3. In the soundbar settings, select the signal source AUX (source button).

⚠️ Note: Connecting the microphone directly to the AUX-Input without an adapter can cause soundbar damage due to discrepancies in signal levels. Always use a buffer amplifier or an active microphone.

If you plan to use a karaoke soundbar, it’s best to choose a model that supports microphone input (like Mi Karaoke Soundbar) or use a Bluetooth microphone with echo effects (like Bonaok). Q37).

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To check the microphone through AUX Connect the soundbar to your TV and launch a karaoke app (like Smule or Yokee) if the sound is recorded but too quiet, increase the amplification on the adapter.

Connection USB-Microphones: Only for advanced models

USB-While microphones are the best solution for streaming, podcasting or video conferencing, not all Xiaomi soundbars support them. USB-audio-input port:

• 🖥️ Mi Soundbar 3.4 (firmware 1.4.5)+)
• 🖥️ Xiaomi Mi AI Soundbar (with 2023 update only)

Instructions for connection:

1. Connect. USB-port USB-A You can use the cable on the soundbar. USB→USB-C, if the port is on a type C device.
2. On the soundbar remote, select the source USB (source-button).
3. If the microphone is not automatically determined, go to Settings → USB-Devices and select Audio Input mode.
4. Check the microphone in the app (e.g., Zoom or OBS Studio, connecting the soundbar to the PC via Bluetooth or AUX.

Compatible USB-Microphones (tested with Mi Soundbar 3.4):

• 🎤 Fifine K669B (It works without drivers)
• 🎤 Boya BY-M300 (adapter USB-C→USB-A)
• 🎤 Rode NT-USB (maintained only in mode 16-bit/48kHz)

⚠️ Note: Xiaomi soundbars are not supported USB-powered 48V (Use only powered devices by USB (5V).

If USB-The microphone is unrecognizable:

• 🔌 Check the cable (some microphones require) USB 3.0).
• 🔄 Reboot the soundbar (turn off power for 30 seconds).
• 📋 Update the soundbar firmware through the Mi Home app.

Using a soundbar with voice assistants (Alice, Google Assistant)

One of the key benefits of connecting a microphone to Xiaomi’s soundbar is that it can control voice, but it requires not only connecting the microphone, but also setting up integration with Alice or Google Assistant.

Let's look at two scenarios:

1. Connect via Bluetooth (for Alice on a smartphone)

If you have a soundbar without a built-in voice assistant (like Redmi Soundbar), you can use your smartphone microphone:

1. Connect your smartphone to the Bluetooth soundbar.
2. Activate Alice on your phone (voice or button).
3. The sound will be played through the soundbar, and the microphone of the smartphone will record commands.

2. Set up the built-in voice assistant (for Mi) AI Soundbar)

For soundbars with Mi support AI (For example, Xiaomi Mi AI Soundbar):

1. Connect the soundbar to a Wi-Fi network through the Mi Home app.
2. In the device settings, activate the voice assistant option.
3. Select Alice or Google Assistant and log in.
4. Connect the microphone (Bluetooth or USB) and say a command (e.g., "Alice, turn on the music»).

Important: the built-in voice assistants only work on Chinese and global firmware, and if your soundbar is purchased in China, you may need to change your region to Mi Home.

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For full-fledged voice assistants through the soundbar Xiaomi requires a stable connection to Wi-Fi. Bluetooth connection is suitable only for audio transmission, but not for processing voice commands.

Common mistakes and their solutions

When connecting a microphone to the Xiaomi soundbar, users often face typical problems, and let’s analyze the most common ones and how to fix them:

• 🔇 Microphone connected but not recording sound: Check if the right soundbar source is selected, USB or AUX). Make sure the microphone is not turned off at the OS level (such as in Windows or Android settings). USB-Microphones: Try connecting to another USB-port (if any).
• 🔊 Sound plays but microphone doesn't work: Bluetooth: check if microphone supports profile HFP (not A2DP). AUX: Use an active microphone or adapter with an amplifier. USB: Update the soundbar firmware.
• 📵 Soundbar doesn't see the microphone: Reboot both devices. Make sure the microphone is in pairing mode (for Bluetooth). Check the microphone's compatibility with your soundbar model.

Critical error: if after connection USB-The soundbar microphone stopped turning on, turn off the microphone and reset the device settings (reset button on the back.

If the problem is not solved, try:

• 🔧 Reset the soundbar settings to factory (Settings) → Reset).
• 📥 Update the firmware through Mi Home.
• 📞 Contact Xiaomi with the soundbar and microphone model.

Additional use cases

Connecting a microphone to a Xiaomi soundbar opens up possibilities far beyond simple voice control.

1.Karaoke system

With the Mi Soundbar 3.4 soundbar and Bluetooth microphone (e.g. Bonaok) Q37) You can do a karaoke home:

• Connect the microphone to Bluetooth.
• Enable Karaoke mode in the soundbar settings (if any).
• Run the karaoke app on your TV or smartphone connected to the soundbar.

2. Streaming and podcasting

To record podcasts or streams on Twitch/YouTube:

• Connect. USB-microphone (e.g., Fifine) K669B) soundbar.
• Soundbar connect to PC via Bluetooth or AUX.
• V OBS Studio or other software choose the soundbar as the source of sound, and the microphone as the source of recording.

Conference liaison

For Zoom/Teams:

• Connect the soundbar to the PC via Bluetooth or USB (if maintained).
• In the conference settings, select the soundbar as a playback device and the microphone as a recording device.
• Adjust the volume in the Settings → Soundbar soundbar.

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For better conference sound, use directional microphones (e.g. Boya) BY-M1) Place them at a distance of 20-30 cm from the mouth.

FAQ: Frequent questions about connecting the microphone to the Xiaomi soundbar