In-Line Speaker Volume Control with 3W Amplifier

£35.00 excl. vat

Allow easy control of your speaker volume using the In-Line Volume Control. Able to power speakers thanks to a 3W Amplifier (per channel) built in.

Not suitable for headphones.


In-Line Volume Control

Quickly and easily control the volume of stereo speakers with our high quality In-Line Volume Control.

It can be used as a simple way to provide visitors with volume control of an audio or video exhibit, or simply installed behind the scenes to allow quick adjustment of volume as required.

3W Amplifier Built-In

With an in-built 3W amplifier the In-Line Volume Control can power 8Ω speakers that you might want to use in a standard audio or video exhibit.

3.5mm Jack

The In-Line Volume Control operates via a 3.5mm stereo jack. Simply connect one end to your audio device and the bear ends to your speaker (Stereo left: Red+, Black- & Stereo right: Yellow+, Blue-) . The unit is then powered via the USB input.

In Line Volume Control with 3W Amplifier 3mm and Cables

Easy to Fit

The Control is built with fixing wings on either side. Allowing you to securely mount to any flat surface (supplied with fixing screws).


Perfect with our range of audio and video devices

The In-Line Volume Control works well with our range of VideoClip’s.

4 Way Headphone Amp

4 Way Headphone Amplifier
  • 4 Way Headphone Amplifier left angle view
  • 40mW Per Channel
  • No Speaker Output
  • 4 x Headphone Outputs (Stereo)
  • No EQ Controls
  • Independent Headphone Volume Control
  • No Bridge Mode
  • 12vDC Power Supply

20W (Per Channel) Stereo Amplifier

20W (Per Channel) Stereo Amplifier
  • Volume Control with 20W (per channel) Stereo Amplifier
  • 20W Per Channel
  • 2 x Speaker Channels (Stereo)
  • 1 x Headphone Output (Stereo)
  • No EQ Controls
  • 1 x Master Volume Pot
  • No Bridge Mode
  • DC12-14v 2A Power Supply

3W (Per Channel) Sound Amplifier-2

3W (Per Channel) Sound Amplifier-2
  • Sound Amp 2 Amplifier
  • 3W Per Channel
  • 4 x Speaker Channels (Stereo)
  • No Headphone Output
  • No EQ Controls
  • 2 x Master Volume Pots
  • No Bridge Mode
  • 12vDC 2A Power Supply

40W 2 Channel Stereo Amplifier

40W 2 Channel Stereo Amplifier
  • Blackbox-av Compact 2 Channel Stereo Amplifier2
  • 40W (20W Per Channel)
  • 2 x Speaker Channels (Stereo)
  • No Headphone Output
  • EQ Controls (Bass & Treble)
  • Independent Channel Volume
  • Bridge Mode
  • 24vDC Power Supply

Additional information

Weight0.1 kg
Dimensions53 × 55 × 26 mm
Output type

Stereo – can power 8Ω Speakers

Input Power


Audio Output

2 x 3W RMS into 4Ω

Potentiometer Type

50KΩ Linear Stereo Pot

Operating Temperature

-20°C to +50°C

3.5mm Jack Cable Length


3.5mm Socket Cable Length


USB Cable Length




In-Line Volume Control with Amplifier Spec Sheet

0.09MB – December 2021

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