The Super M is a powerful motor driven siren which emits a very high sound output. Designed for surface mounting, it has a separate mounting bracket which may be secured in position first to allow for easy installation. In addition, it comes pre-wired with 1 metre of cable . It has a weatherproof construction when wall mounted and is suitable for continuous use. The Super M is ideal for both security and fire applications where a higher sound output is required such as in areas of high background noise.