The T-765W is a wall mount speaker built-in 70v/100v transformer. The 70v/100v transformer technique reduces line losses on longer distance and allows easy parallel connection of multiple loudspeakers. The built-in 5”+1” two ways speaker driver is designed of wide frequency response 50-18kHz, the RMS 25 watts power outputs are suitable for most of the applications. The metal grille and ABS enclosure are of black color. Easy and secure wall mount installation through the supplied ABS mounting bracket. It is ideal choice for industrial and commercial applications in hotel, school, office and factory where background music and paging is needed.