Connecting the Xiaomi soundbar to the phone: all ways and life hacks

Xiaomi soundbars are compact but powerful acoustic systems that can transform the sound of your smartphone. However, many users face difficulties when connecting for the first time: devices can not find each other, the sound is interrupted or not at all. In this article, we will examine all possible ways to connect the soundbar to the phone, from classic Bluetooth to advanced protocols like LDAC, and also reveal the nuances of compatibility with iPhone and Android.

We'll focus on Xiaomi Mi Soundbar, Redmi Soundbar and Xiaomi Smartmi Soundbar, because their settings can be very different. If you want to not just connect the speaker, but also achieve maximum sound quality without delay, read on. We also collected unique data on Bluetooth codecs, which the manufacturer does not always specify in official instructions.

Connection via Bluetooth: The Basic Method

The most versatile way is Bluetooth wireless, which works on all Xiaomi soundbar models and is supported by any smartphone, but even here there are pitfalls: the protocol version depends on the stability of communication and sound quality.

First, make sure your soundbar is on and in search mode. On most models (e.g. Xiaomi Mi Soundbar). 3.1ch) You have to hold the Bluetooth or Source button until the light flashes. MI_SOUNDBAR_XXXX or Redmi_Speaker_XXXX.

• 📱 On Android: Go to Settings → Connected devices → Bluetooth. Turn on search and select the soundbar from the list. Confirm the pairing if required.
• 🍎 On iPhone: Open Settings → Bluetooth, wait for the device to come along and tap on it. Some Xiaomi models may require input PIN-code (usually 0000 or 1234).
• 🔊 Codec check: After connecting, open Bluetooth settings on Android and see which audio codec is used: AAC (for iPhones or aptX/LDAC (Android).

⚠️ Warning: If the soundbar connects but the sound is interrupted, the problem may be an overloaded Bluetooth channel. Try turning off other wireless devices (earphones, fitness bracelets) or reboot both gadgets.

2. AUX-cable: reliable wired connection

If Bluetooth is glitchy or you need minimal audio lag (relevant for gaming or watching videos), use the AUX-3.5mm cable, and this method works even on older phones and soundbars that don't have modern interfaces.

You'll need:

• 🔌 3.5 mm cable – 3.5 mm cable (if the phone does not have a phone) AUX-connector, need an adapter USB-C → 3.5 mm or Lightning → 3.5mm for iPhone).
• ⚡ Power supply for soundbar (some models don't turn on without a network connection).

Connect one end of the cable to the soundbar (the connector is usually signed AUX IN) and the other to the phone. On Xiaomi Mi Soundbar, you may need to manually switch the source of the signal with the Source or Mode button before the AUX indicator appears.

⚠️ Note: iPhone 7 and newer does not have a standard AUX-The original Lightning adapter will be required. → 3.5mm (cheap analogues may not work). On Android smartphones without 3.5mm (e.g. Xiaomi 12 Pro) use an adapter USB-C → 3.5mm with digital audio support.

Check for a 3.5mm connector on the soundbar

Buy a high-quality cable (preferably with gilded connectors)

Turn off Bluetooth on your phone to avoid conflicts

Switch the soundbar to mode AUX source-button-->

3. USB-C: digital connectivity for modern smartphones

Newer Xiaomi soundbar models (such as Redmi Soundbar Pro or Xiaomi Mi Soundbar Play) support USB-C connectivity. This method transmits a digital signal without loss, which is especially important for audiophiles.

1.Your phone should support USB OTG (most modern Android smartphones support, but on iPhone this method does not work).

2. the cable must be a full USB-C - USB-C (not all cables from charging will fit).

3.Some soundbar models will need to enable USB Audio mode in the settings.

Instructions:

1. Connect the soundbar to the phone with cable USB-C — USB-C.
2. On Android, select File Transfer Mode in the notification curtain → USB-audio (if you don’t have this option, try another cable).
3. On the soundbar, switch to the source USB button Source.

Advantages of this method:

• 🎵 No loss of quality (unlike Bluetooth or AUX).
• 🔋 Soundbar can be charged from the phone (if the phone supports reverse charging).
• 🎮 Minimal latency is ideal for gaming.

💡

If your phone doesn't recognize the soundbar from USB-C, try turning on Developer Mode and activating the USB Debugging option, which sometimes helps wake up USB audio.

4. Wi-Fi Connection: For Xiaomi Smart Speakers

Some Xiaomi soundbars (such as Xiaomi Mi Smart Speaker or Redmi Soundbar with Mi Home support) can be connected via Wi-Fi.

• 🎶 Stream music from apps (Spotify, Yandex Music) directly to the column.
• 📱 Manage your phone’s sound via Mi Home or Google Home.
• 🔊 Create multiroom systems with other Xiaomi speakers.

To connect:

1. Install the Mi Home app (Android/iOS) and sign up.
2. Add the soundbar to the app: Add the device → Sound → Your model.
3. Connect the soundbar to the same Wi-Fi network as the phone (setup takes 2-3 minutes).

Once connected, the speaker will be available in the list of devices to play in most music apps. For example, in Spotify, select Devices → Xiaomi Soundbar.

⚠️ Note: When connected via Wi-Fi, the audio delay can be as high as 1-2 seconds – this is normal for streaming, but not suitable for games or videos. To synchronize the sound with videos on YouTube or Netflix, use Bluetooth or AUX.

5. Problem Solving: The soundbar doesn't plug in or play sound

If the connection fails, check these points:

If the problem persists, try resetting the soundbar settings.

1. Turn off the column.
2. Press Volume+ and Source buttons at the same time.
3. Hold for 10 seconds until the indicator flashes red.

6.Sound optimization: settings for better quality

Even after a successful connection, the sound may not be perfect. Here's how to improve it:

• 🎛 Equator: In Bluetooth settings on Android, open More → Sound quality and select HD-audio (if available). On iPhone, use the equalizer in Settings → Music. → equalizer.
• 🔊 Bluetooth Codecs: For Android smartphones, install Developer Options app and enable Disable A2DP hardware offload – this can reduce delays.
• 📱 Game mode: On Xiaomi/Redmi activate the game mode in the notification curtain - this will reduce the latency of the sound when connecting over Bluetooth.

For models with Dolby Atmos support (such as Xiaomi Mi Soundbar 3.1ch), turn this option on in the soundbar settings (usually with the Mode button).

💡

For maximum Bluetooth audio quality, use the LDAC codec (up to 990 kbit/s) or aptX HD (up to 576 kbit/s). These codecs are supported by Xiaomi flagship smartphones (such as Xiaomi 13 Ultra) and the soundbar series Mi Soundbar Pro.

7. iPhone compatibility: features and limitations

Xiaomi soundbars are officially optimized for Android, but most models work with iPhones.

• 🍏 Bluetooth codecs: iPhone supports only AAC and SBC. This means that AptX and LDAC It won’t work, and the sound quality will be slightly worse than Android.
• 🔌 AUX-Connection: iPhone 7 and newer need the original Lightning adapter → 3.5 mm (cost) ~1 500 ₽). Cheap analogues can cause noise.
• 📱 Mi Home app: Some features (e.g., equalizer setting) may not be available in the iOS version of the app.

If you have an iPhone and Xiaomi Mi Soundbar soundbar, check out these settings:

1. Open Settings → Bluetooth and make sure the soundbar is connected.
2. In Settings → Music, select Equalizer → Late Night (this reduces distortion at low frequencies).
3. If the sound is interrupted, turn off Wi-Fi Calling in the phone’s settings – it can interfere with Bluetooth.

FAQ: Frequent questions about connecting Xiaomi soundbar