Adastra: 952.247UK, EN54-24 Fire Rated Horn Speakers, 30W, IP66 Weatherproof, ABS Housing, 113 dB SPL Default:- offering the following features:

offering the following features:

Designed to fit Deltabell backplates and dummy bases for a neat external appearance

Slim surface‑mount design

Ideal for both domestic installations and commercial security

Adastra: 952.247UK, EN54-24 Fire Rated Horn Speakers, 30W, IP66 Weatherproof, ABS Housing, 113 dB SPL Default:- offering the following features:EN54 24 Fire Rated Horn Speakers Moulded ABS weatherproof horn speakers with EN54 24 fire rating. They are equipped for low impedance (8 Ohm) or 100V operation, featuring switchable volume tappings (70V settings also included). These speakers come hard wired with a fire resistant cable and junction box, fitted with a ceramic screw terminal block and thermal fuse. Easily surface mounted via a powder coated steel adjustable U bracket, they are designed