Soundbar Xiaomi MDZ-27-DA: how to connect to a TV, smartphone and other devices

Why do you need the Xiaomi MDZ-27-DA soundbar?

The soundbar Xiaomi MDZ-27-DA is a compact speaker system that can dramatically improve the sound of your TV, computer or smartphone. With built-in speakers with support for Dolby Audio and DTS Virtual:X, the device creates surround sound close to a home theater, while taking up minimal space.

The MDZ-27-DA is different from the competition because of its ease of connection, support for wireless and wired interfaces, and compatibility with the Xiaomi ecosystem. However, even experienced users may have questions about which cable to choose, how to sync devices over Bluetooth, or why the sound is interrupted. In this article, we will discuss all the ways of connecting, from basic to advanced, and give tips on how to optimize sound.

If you're just unpacking the soundbar or trying to reconnect it after resetting, start by checking the configuration. The box should include: the device itself, the remote control, the HDMI ARC cable, the optical TOSLINK cable, the power adapter and the instruction. The absence of at least one element can complicate the process, especially if you plan to use a wired connection.

1. Soundbar preparation for first connection

Before you connect the Xiaomi MDZ-27-DA with other devices, you need to perform a basic setup. This will take no more than 5 minutes, but will save you problems in the future.

First of all, connect the soundbar to the power supply. Use only the original adapter from the kit - using third-party chargers with inappropriate characteristics (for example, from a smartphone) can cause malfunctions or even failure of the amplifier. Place the soundbar on a flat surface in front of or under the TV (but not in a closed space - this will worsen the acoustics).

When you turn on the front panel, the power indicator will light up, if it flashes red, the device is discharged (wait 10-15 minutes to charge the built-in battery), white or blue signals readiness to work, and now you can start choosing the connection method.

⚠️ Warning: Do not install the soundbar in close proximity to heat sources (for example, behind a TV with a backlight.

• 🔌 Connect the power adapter to the 220V outlet.
• 📶 Make sure there are no powerful sources of interference (microwaves, routers) nearby. 5G).
• 🔊 Check that the volume control on the soundbar is not in position MIN.
• 📱 Download the Mi Home app (if you plan to use the control via your smartphone).

2. Wired connection methods: HDMI ARC, optical cable, AUX

Wired connections provide stable sound without delay, which is critical for watching movies or games. Let's look at three main options.

Connection via HDMI ARC (recommended method)

The HDMI ARC (Audio Return Channel) interface allows you to transmit sound from your TV to your soundbar and control volume from a single remote, and it's the most modern and versatile method.

Connection steps:

1. Connect the HDMI ARC port on your TV to the corresponding connector on the soundbar (it is usually signed).
2. Turn on both devices.
3. On the TV, go to Settings → Sound → Sound Output and select HDMI ARC.
4. From the soundbar menu (SOURCE button) select HDMI mode.

If the sound does not appear, check:

• 🔄 Cable HDMI Must support version 1.4 or higher (older cables may not transmit audio).
• 📺 The TV has a function on. CEC (usually on the menu).
• 🔊 In the soundbar settings, the correct entrance is selected (HDMI ARC, not HDMI IN).

Optical cable (TOSLINK)

The optical interface transmits digital audio without loss, but does not support Dolby Atmos or DTS:X. Suitable for TVs without TVs HDMI ARC.

Instructions:

1. Connect the TOSLINK cable to Optical ports on your TV and soundbar.
2. On the TV, select the sound output via Digital Optical Output.
3. On the soundbar, switch to OPTICAL (SOURCE button).

⚠️ Warning: Optical cable is sensitive to curves. Avoid sudden inflections, which can damage the fiber and interrupt the signal.

Analog input (AUX 3.5 mm)

It's universal, but it's the easiest way, and it's suitable for connecting to old TVs, computers or smartphones, and the sound quality is lower than that of digital interfaces.

How to connect:

1. Connect the 3.5mm port on the soundbar to the output on the source device (e.g., Audio Out on the TV).
2. On the soundbar, select the AUX mode.
3. Adjust the volume on both devices (it is recommended to set 70-80% on the soundbar, the rest on the TV).

3. Wireless Bluetooth connection

The soundbar Xiaomi MDZ-27-DA supports Bluetooth 5.0, which allows you to connect it to smartphones, tablets or laptops without wires. However, this method has limitations: there are possible delays in sound (especially noticeable in games) and reduced quality compared to wired interfaces.

To connect:

1. Press and hold the SOURCE button on the soundbar until the indicator starts flashing blue (pairing mode).
2. On your smartphone, turn on Bluetooth and find the Mi Soundbar device in the list of available.
3. Confirm the pairing. The sound should automatically switch to the soundbar.

If the connection is interrupted:

• 📱 Remove the device from the list of conjugated and reconnect.
• 🔄 Reboot the soundbar (hold the power button for 10 seconds).
• 📶 Make sure there are no obstacles between the devices (walls, metal objects).

⚠️ Note: When connected to an iPhone, sound can be transmitted in format AAC, Which improves the quality slightly compared to SBC (It is best to use the Android standard, however, for watching movies. HDMI ARC.

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If the sound delay is critical (for example, in games), try to turn on the smartphone mode Low Latency (Low Latency) in the Bluetooth settings.

4 Connection to Xiaomi ecosystem: Mi Home and voice assistant

The MDZ-27-DA soundbar integrates into the Xiaomi ecosystem, allowing you to control it via the Mi Home app or voice (if connected to a column with Alice or Google Assistant).

To add the device to Mi Home:

1. Open the app and press + → Add the device.
2. Select the Audio category and the Mi Soundbar model.
3. Follow the instructions on the screen (you will need to connect to a single Wi-Fi network).

After you connect, you can:

• 🎵 Adjust volume and equalizer through the app.
• 🔄 Switching sound sources (e.g., from the HDMI Bluetooth).
• 📡 Update the soundbar firmware (if new versions are available).

5. Sound tuning: equalizer, modes and additional features

Even after a successful connection, the sound may not meet your expectations. The soundbar of the Xiaomi MDZ-27-DA provides several modes and manual adjustments for optimization.

Available sound modes (switch the MODE button):

• 🎬 Movie – Enhanced Low Frequency for Movie.
• 🎮 Game – focus on medium frequencies for clarity of dialogue.
• 🎶 Music – a balanced sound for music.
• 📺 News - High-frequency speech.

For fine-tuning, use the equalizer in the Mi Home app:

1. Open the soundbar card in the app.
2. Go to Settings. → equalizer.
3. Adjust sliders for frequencies of 100 Hz (bass), 1 kHz (medium) and 10 kHz (high).

⚠️ Warning: Excessive amplification of low frequencies (bass) at maximum volume can cause distortion of sound. +6 dB.

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For better sound in movies, select Movie mode and turn off the TV’s audio processing (e.g., the Dynamic Compression option in the audio settings).

6. Solving common problems

If the soundbar doesn’t work or the sound is interrupted, check out the following points.

No sound after connection

• 🔌 Make sure you select the right source on the soundbar (click on it) SOURCE severally).
• 📺 On the TV, check that the external speaker is selected in the sound settings (HDMI ARC or).
• 🔊 Try to turn up the volume on the soundbar and TV at the same time.

6.2. The sound is interrupted or distorted

• 🔄 Reboot both devices (TV and soundbar).
• 📶 If you use Bluetooth, reduce the distance between devices or remove interference sources.
• 🔌 For HDMI ARC Try another cable (possibly damaged).

Sound delay (lipsinc)

• 🎬 In the TV settings, find the Sound Delay option and adjust it manually (usually in the range of 0–200 ms).
• 🔄 When using Bluetooth, switch to a wired connection.

7.Comparison with other Xiaomi soundbars

The MDZ-27-DA isn’t the only soundbar in Xiaomi’s lineup, but let’s look at the key differences with other popular devices.

The MDZ-27-DA is a mid-range car in price and functionality, and it's for those who want Dolby Atmos-enabled sound but aren't willing to overpay for top-end models. If you want power for a big room, look for a subwoofer Soundbar 3.1ch.

FAQ: Frequent questions about Xiaomi soundbar MDZ-27-DA