The T-103E is a water-resistant wall mount speaker 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 built-in 3-inch full range water-resistant speaker driver is designed of wide frequency response 80 to 16kHz, the multiple power taps 1.5W and 3W are helpful for different applications varies from room size and ambient noise surroundings. The ABS enclosure and ABS grille are of white color. Easy and secure wall mount installation through the supplied mounting holes It is specially designed for bathroom, clean room, washing room, sauna room and corridor applications where is humid.