Active horn speaker with built-in amplifier for indoor or outdoor use. Constructed from high impact ABS material with IP66 protection for reliable operation in all environments. Fitted with an angle-adjustable bracket for convenient installation onto a wall or ceiling. Low voltage power and line level audio are connected via a single 4-core cable for simplified cable feed and connection. Designed for voice alerts in CCTV and security systems or as a self-contained add-on for existing public address installations.