The LE-SS/A and LE-SSR are vandal and weather resistant door stations for Aiphone’s LEM, LEF, and IX (with IX-1AS) systems. The units are constructed of 12 gauge stainless steel. They can be flush mounted into a standard 2-gang box or surface mounted into the SBX-2G/A. Each unit includes tamper proof screws and a tool for installation. The LE-SS/A has a stainless steel mechanical call button. Tthe LE-SSR features a red mushroom type button. Communication at the sub station is hands-free. FEATURES Provides communication and call-in Stainless steel panel Weather and Vandal Resistant Moisture and puncture resistant speaker Hands-free communication when master station answers LE-SSR: Red mushroom call button SPECIFICATIONS Type of communication: Open voice hands-free communication Mounting: Mounts flush in wall with 2-gang box/ring or directly on wall with SBX-2G/A Wire Type: 3 cond., overall shield – use Aiphone #822203(22AWG) or #821803(18AWG) Wire Distance: Door Station to farthest Master Station: 650′(22AWG) 1,600(18AWG) Temperature Rating: 14 ~ 140F (-10~60C) Dimensions: 4-3/4″ H x 4-3/4″ W x 2″ D