Features: T-6203 1) Emergency warning signal function 2) Broadcasts siren or voice announcement in case of emergencies 3) Automatic or manual operation 4) Power supply: 220V / 50Hz 5) Power consumption: 30W 6) Dimensions: 484 x 350 x 88mm 7) N.W.: 10kg T-6223: 1) Provides interface between a facility\'\'s fire alarm system and public address system 2) Sends signals to T-6202 speaker selectorl to automatically switch from background music to broadcast sirens or voice alarm messages 3) Supports 30 fire zones, expandable to 120 zones 4) Power supply: 220V / 50Hz 5) Power consumption: 15W 6) Dimensions: 484 x 350 x 88mm 7) N.W.: 4.3kg T-6225: 1) Collects emergency warning signals 2) With 20 zones inputs, automatic identification, expandable to 120 zones 3) Power supply: 220V/50Hz 4) Power consumption: 15W 5) Dimension: 484 x 350 x 88mm 6) N.W.: 4.3kg