The T-767 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-inch full range speaker driver is designed of wide frequency response 50 to 16kHz, the RMS 50 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.