To properly experience our website, you will need to use an alternate browser or upgrade to a newer version of internet Explorer (IE9 or greater).

The website utilizes responsive design to provide convenient experience that conforms to your devices screen size. In order to get the best possible experience our LG.COM website please follow below instructions.

If you’re using Internet Explorer 8 or earlier, you will need to use an alternate browser such as Firefox or Chrome or upgrade to a newer version of internet Explorer (IE9 or greater).

If you’re using Internet Explorer 9 and higher, turn off your Internet Explorer browser’s “Compatibility View settings” by following steps below:

  • Right click at the top of your browser and make sure the “Menu Bar” option is selected
  • Select “Tools” from the menu bar and then select “Compatibility View settings”
  • In the pop-up menu uncheck all three boxes and click “Close”
  • Your browser window will automatically refresh and you’ll be ready to go
Skip to Contents

Slim yet powerful enough for an impressive multi-channel surround sound experience

  • LAP340

Key Features

  • Sleek Design
  • 4.1Channel Surround
  • Dual Built-in Subwoofers
  • The Right Fit for Your TV

LG Sound Plate™

Sleek Design

LG’s incredibly slim SoundPlate™ compliments your flat panel TV and adds an elegant feel to your home décor.

Sleek Design
4.1Channel Surround

4.1Channel Surround

The 4.1multi-channel surround system creates richer, deeper sounds that make you feel like you aren’t just watching, but experiencing every scene yourself.

Dual Built-in Subwoofers

Bass sound is produced by ultra slim built-in dual subwoofers. This single slim plate eliminates the need for bulky subwoofers to achieve a full sound system.

Dual Built-in Subwoofers
The Right Fit for Your TV

The Right Fit for Your TV

- Fits most TV sizes from 32” to 55”
- A great solution for either your primary or secondary TV
- Designed to match a large-sized, slim-bezel premium TV

Cable / Wireless Connection

The LG SoundPlate™ connects to a TV with just one single cable. Wireless connection is also possible with a wall-mounted LG TV* for a clutter-free look.

Cable / Wireless Connection
Dual Neodymium Speaker

Dual Neodymium Speaker

A magnet is to a speaker as an engine is to a car. The powerful neodymium magnet is significantly more powerful than an ordinary magnet.

Wireless Audio Streaming

The LG SoundPlate™ doubles as a wireless home audio device and a TV audio output so you can better enjoy your favorite movies, sports and shows as well as your music collection that can be streamed via Bluetooth® with a compatible device.

Wireless Audio Streaming
Cinema Mode Switching

Cinema Mode Switching

Change from standard mode to Cinema Mode when watching action-packed movies for a truly immersive experience.

Carton Size (W x H x D) mm 819 X 92 X 373
Gross Weight (Kg) 4.84Kg
Net Weight (Kg) 3.6Kg
Size (W x H x D) mm - Main 700 X 35 X 320
Audio DAC Yes
Channel 4.1CH
Front 20WX2
Power Output 120W
Sub-Woofer 20WX2 ( Builtin)
Surround 20WX2
Audio Sound Mode
Natural EQ Yes
Batteries Yes
Battery (Size) Coin Battery
Instruction Manual Yes
Optical Cable Yes
Quick Setup Guide Yes
Remote Control Unit Yes
Warranty Card Yes
Audio Format
Dolby Digital Yes
DTS 2.0 Yes
In & Out
Bluetooth 3.0 1
Optical 1
Automatic Power on/off (Bluetooth with LG TV) Yes
Automatic Power on/off (Optical) Yes
Mute Yes
Sound Sync (Bluetooth) Yes
Sound Sync (Optical) Yes
Auto Display Off (LED) Yes
LED indicator Color 4 color
Power Consumption 25W
Power Off Consumption 0.5W Under


Simply choose a support option from the icons below: