LG Sound Suite lets you connect your LG TV or soundbar to wireless speakers using Dolby Atmos FlexConnect, without complicated cables.
Built-in microphones automatically detect each speaker's position and fine-tune the audio for your space, delivering an immersive spatial audio experience.
LG Sound Suite Devices
What to Check Before Connecting
- Speaker setup requirements: To use LG Sound Suite, you need either at least two M5 speakers or at least one M7 speaker. (A single M5 speaker cannot be used alone.)
- When using the H7 soundbar: Make sure to use an HDMI cable (eARC/ARC) when connecting the soundbar to the TV.
- Placement guidelines: Place the speakers and subwoofer at least 30 cm(12 inches) away from the TV or soundbar, and at least 1 m (3.3 feet) away from devices that may cause interference, such as Wi Fi routers or microwaves.
- Turn on the microphone: To use Room Calibration Pro (which automatically tunes the sound to your space), make sure the microphone on the TV or soundbar is turned on. (The microphone is used only to measure room acoustics and does not record your voice.)
Connecting and Setting Up the Speakers
Connecting the Speakers
- 1.Connect the H7 soundbar to the TV and plug in the power cable.
- 2.Connect an HDMI cable to the TV’s ARC or eARC port.
- 3.Press the [Settings] button on your TV remote.
- 4.Set [Audio Output] to HDMI ARC or HDMI eARC.
- 5.Plug the power cable into the bottom of each M7/M5 speaker.
Using the LG ThinQ App
- 1.Turn on all LG Sound Suite products you want to connect.
- 2.Slide the MIC (microphone) switch on the back of the soundbar to turn it on.
- 3.Open the LG ThinQ app on your smartphone, register your devices, and select [Dolby Atmos FlexConnect].
- 4.Tap [Edit Group], select the devices to connect, and tap [Save].
- 5.Set the distance between the soundbar and your main listening position, then tap [Next]. (When setup is complete, the status light bar on the speaker turns solid white.)
Using the LG TV Settings Menu
- 1.Turn on all LG Sound Suite devices and your TV. (Make sure your TV's microphone is also turned on.)
- 2.Speaker Setup: Press the [Input] button on the speaker repeatedly until the status light bar turns solid white. (After a moment, it will blink white for up to 30 minutes. If it doesn't, press and hold the [Input] button for more than 2 seconds.)
- 3.Subwoofer Setup: Check that the status light is blinking white. (If not, briefly press the button on the subwoofer.)
- 4.Press the [Settings] button on the remote > Select [Sound Out].
- 5.From the list of available external speakers, select [Dolby Atmos FlexConnect], then select [Start Setting] and follow the on-screen instructions.
Frequently Asked Questions (FAQ)
- Q. Can I use LG Sound Suite with a non LG TV or a TV that does not support Dolby Atmos FlexConnect?
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A. If your TV does not support this feature, you will need an LG Sound Suite H7 soundbar.
The H7 soundbar lets you connect your wireless speakers and enjoy optimized sound.
- Q. When I try to set up Dolby Atmos FlexConnect on my TV, a message appears asking me to check my wireless network.
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A. To connect Dolby Atmos FlexConnect devices, make sure your Wi Fi network supports 2.4 GHz or 5 GHz.
Networks using DFS channels are not supported.
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This guide was created for all models, so the images or content may be different from your product.


