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

4.1ch Hi-Fi Sound Bar - 320W Total RMS Power Output

  • NB5540

  • Discontinued Product

Key Features

  • LED Display Screen
  • Hi-Fi Digital to Analogue Converter
  • Bluetooth
  • Dual-Magnet Neodymium Speakers
Speaker - Front 40W x 2, 2-way (Woofer + Tweeter)
Speaker - Front Wide 40W x 2
Speaker - Subwoofer 160W (Active)
Speaker Type Sound Bar
Audio Channels 4.1
Audio Capabilities
Dolby Digital Yes
USB Music File Support MP3/WMA/OGG/FLAC/WAV
Digital/Analogue Converter 192KHz/24-bit
Dynamic Range Control Yes
Loudness Yes
Auto Volume Leveler Yes
A/V Sync Delay Yes
Audio Sound Mode
Standard Yes
News Yes
Music Yes
Bass Yes
Cinema Yes
Sports Yes
Convenience Features
Sound Sync Wireless (LG TV) Yes (Volume, Mute) (AN-WF500 Audio Receiver required to enable this feature on LB5820/5840 models.)
Sound Sync (Optical) Yes (Volume, Mute)
SimpLink (HDMI-CEC) Yes
Standby HDMI Pass-Through Yes
3D Video Signal Pass-Through Yes
Audio Return Channel (ARC) Yes (HDMI)
Ext. HDD Playback Yes
Bluetooth Streaming Yes
Portable Input Yes (Cable not supplied.)
LED Display Screen Yes (Dimmable)
Supplied Accessories
Remote Control Yes
Battery Yes (2 x AAA)
Wall Mount Bracket Yes (2)
Wall Mount Paper Template Yes
USB Adaptor Yes
Optical Cable Yes
Power Adaptor Yes
Instruction Manual Yes
Main Unit (WxHxD) 1020mm x 35mm x 82mm
Subwoofer (WxHxD) 296mm x 332mm x 296mm
Weight (Subwoofer) 7.6kg
Weight (Unit) 1.55kg
12 Months Parts & Labour Yes
Rear Panel Connections
USB Input Yes (1)
HDMI Input Yes (1)
HDMI Output Yes (1)
Audio Input (Optical) Yes (1)
Audio Input (Portable In) Yes (1)


Simply choose a support option from the icons below:

  • Live Chat

    Start Live Chat.

    Chat Online with LG Support.
    Monday to Friday: 8am to 8pm AEST.
    Saturday & Sunday: 9am to 5pm AEST.

  • Telephone

    Call us on 1300 54 22 73

    7 days a week from 7am to 7pm

  • Email

    Send an Email

    No time to chat?
    Send your enquiry to us via email.