As of 06/04/2021


EU Shipping Guide

Our website is fully operational and all orders will be processed and dispatched as promptly as possible. In the event of any significant delays in delivery, we will notify you.

We would just like to take this opportunity to thank all our customers for your continued support in these uncertain times.

Shipping to EU Countries is now re-instated. Coronavirus is still having an effect on delivery times though.

All supplies to EU customers are now Excluding VAT, this is now charged locally by the courier, on delivery. Please click here for our latest update

Standard Horizon MLS-300 Submersible External Speaker - White

Out Of Stock Standard Horizon MLS-300 Submersible External Speaker - White

Standard Horizon MLS-300 Submersible External Speaker - White


The MLS-300 is an external loudspeaker for use with any of the Standard Horizon DSC transceivers. It has a quick release "U" bracket that allows the loudspeaker to be angled as required.

The bracket is suitable for mounting on a desk, bulkhead or deckhead.

The loudspeaker is supplied with a 3M connecting lead with 3.5mm mono jackplug.


  • Maximum Power Input: 10 W
  • Impedance: 4-Ohm
  • Speaker Plug: 3.5 mm standard,
  • 2-contact miniature phone plug
  • Speaker Cable Length: 3 m (10)

Write a review

Please login or register to review
  • Brand: Standard Horizon
  • Product Code: Standard Horizon MLS-300 External Speaker - White
  • Availability: Out Of Stock
  • RRP Inc VAT: £45.95

  • Our Price: £40.00
  • Ex VAT: £33.33