C-Tec Sigtel Disabled Refuge Outstation is stylishly finished in tough, durable green steel. Suitable for use with C-Tec’s Sigtel disabled refuge / emergency voice communication system. It Allows anyone located in a disabled refuge area to communicate with a Sigtel Master Controller at the touch of a button (and vice versa). Includes connections for an optional induction loop system and a general-purpose open collector output that closes on activation of the unit.