The T-208S is a ceiling subwoofer built-in 70/100V transformer. The 70/100V transformer technique reduces line losses on longer distance and allows easy parallel connection of multiple loudspeakers. The subwoofer is designed with power switch to let end-user choose low impedance input 8ohm or high impedance input 100V or 70V, so it is both suitable for bass strengthen use. The subwoofer works together with the passive loudspeaker like T-208 or T-208CW would be superior union for bar, disco, entertainment & karaoke application where have a strict requirements of bass response. The built-in 8” speaker driver is designed of wide frequency response 60 to 2kHz, the multiple power taps 3.8W, 7.5W, 15W, 30W and 60W are helpful for different applications vary from room size and ambient noise surroundings. The metal grille, ABS baffle and ABS back cover are painted in attractive white color. Its flush mount type makes the easy and secure installation.