The IS-SS-RA-R is a stainless steel flush mount audio door station with an emergency call button. The unit is equipped with ADA compliant lettering and Braille signage. A call status indicator is included to meet ADA rescue assistance requirements. The emergency button will trigger two selectable relay outputs for activation of external systems or devices. The unit is made of stainless steel and includes tamper resistant screws. The IS-SS-RA-R is compatible with the IS series communication system. Wiring is CAT-5e or CAT-6 to any exchange unit (IS-CCU, IS-SCU, or IS-RCU).