ST40B Sound Tower Speaker

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  • ㅤ
    Bi-directional Sound
  • ㅤ
    High Power 160 Watts
  • ㅤ
    Built-in Battery
  • ㅤ
    Water resistant (IPX5)

Have a blast wherever you go!

Enhance your party and boost the vibe with bi-directional high power sound.

5 people are conversing with each other with Sound Tower in the middle.

Experience a wider soundstage that fills your party

Bi-directional Sound

Disperse the sound and experience a wider soundstage. Never be on the wrong side of the dancefloor and enjoy the music from whichever side you are on with bi-directional and room-filling sound.

7 people are at an outdoor area having a party with a Sound Tower in the middle, which is sending out sound bi-directionally.

Boost your party with powerful sound

High Power 160 Watts

The ST40 has a crowd-pleasing 160W of power which will bring the life to any party through loud and crisp sound quality.

A bird's eye view of a Sound Tower with Total RMS 160 watt logo is on display.

Take the party anywhere with up to 12 hours battery

Portable and rechargeable battery

Portable party audio with up to 12 hours battery life, so you can take the party outside, to the park or even to your friends. Don't be restricted by a power supply and party wherever you want it. LED battery indicator means you always know how much life you have left in the party.

People are having a party on the rooftop with Sound Tower. Built-in battery signifies Sound Tower can last for 12 hours.

Never let the weather dampen the party

Water Resistance (IPX5)

Better to be safe than sorry with IPX5. We have hooked you up with IPX5 water resistance so nothing can dampen the party. We wouldn't want the party to have to end early!

A Sound Tower is on display with water splashed over it to show it is water-resistant.

Change the colour to suit you

Full LED Party Lights

Featuring full LED disco lights that can change colour to suit you. The multi-coloured lighting is tuned to your click or the beat of the music. Set the atmosphere with customisable lights, patterns and colours.

Sound Tower is beaming out blue light to create a party mood. Colorful lights are surrounding the Sound Tower.

When one isn’t enough

Group Play

Double up, triple up or more with up to 10 speakers. Connect your multiple Party Audio speakers together wirelessly through the ease of Bluetooth.

* Connect up to 10 Samsung Sound Towers (compatible wireless/wired between the MX-ST and the MX-T models)

4 Sound Towers are placed in the midst of a pool party with many people.

Wireless sound for a seamless music experience

Bluetooth Multi Connection

Wirelessly Bluetooth connect up to 2 devices simultaneously so you can switch from one device to the other with a touch. No need to disconnect your phone in order to play your friends playlist and no awkward silence, just one quick switch.

2 people are pairing their phones via Sound Tower's Bluetooth Multi Connection function. A Sound Tower is on display.

Control your speaker and more via the Samsung Sound Tower App

Sound Tower App

Control your speaker volume, lights and more via the Samsung Sound Tower App*.

*Compatible with iOS & Android devices.

The Sound Tower app UI is on display in 3 smartphone screens.

Plug in and play your music instantly

1 USB input

Plug your mobile device into the speaker via USB and pump up the mood. Use the USB port to simultaneously charge your phone whilst controlling the music, to ensure neither it nor the party dies.

A closeup of Sound Tower's USB port is on display as the back of the Sound Tower is shown.

Bluetooth® TV Connection

Connect the Sound Tower to your TV via Bluetooth and enjoy your favorite music without cables in your way.

* Please check whether your TV is Bluetooth® compatible.

People are watching a soccer game with Sound Tower connected to the TV via Bluetooth.


  • Number of Channels2.0
  • Main Unit Size (WxHxD)281.0 x 562.0 x 256.0 mm
  • Set Weight8.0 kg
  • Stand-by Power Consumption (Main)< 0.5W
  • Operating Power Consumption (Main)40W

General Feature

  • Total PowerAC mode:160W Battery mode:80W
  • Number of Channels2.0

Decoding Format

  • AACYes
  • MP3Yes
  • WAVYes
  • OGGNo
  • FLACYes

Audio Feature

  • Night ModeNo

Video Feature

  • 4K Video PassNo


  • Anynet+ (HDMI-CEC)No
  • USB HostYes(x1)
  • Auto Power LinkNo
  • BluetoothYes
  • NFCNo
  • Bluetooth Power OnYes
  • Number of Audio InputYes (3.5mm)
  • Number of Optical InputNo


  • Net Dimension (Main Speaker) (WxHxD)281.0 x 562.0 x 256.0 mm
  • Net Dimension (Sub Woofer) (WxHxD)No
  • Main Unit Size (WxHxD)281.0 x 562.0 x 256.0 mm


  • Net Weight (Main Speaker)8.0 kg
  • Net Weight (Sub Woofer)No
  • Set Weight8.0 kg


  • Stand-by Power Consumption (Main)< 0.5W
  • Operating Power Consumption (Main)40W
  • Free VoltageYes
  • Energy StarYes


  • Remote ControllerYes
  • Wall Mount BracketNo
  • BatteryYes