The SYSTEM 6VP is a complete, vandal resistant loudspeaker system consisting of a double re-entrant horn, compression type loudspeaker and integrated 16W-25/70V transformer mounted on a BS8VP - square, stud mount, vandal resistant, steel baffle with a SE1WVP - square, steel, vandal resistant, surface mount enclosure with four (4) 8-32 threaded inserts and a single 1/2" conduit entrance. Three (3) interwoven, steel security screens are mounted between the faceplate and loudspeaker. Tamper resistant, 8-32 x 1" 'pin-in-torx' hardware included. White powder coat finish.