Indoor audio station with handset, aluminum silver, Busch-Welcome (2-wire system), indoor stations, indoor audio station with handset Quick access buttons for opening the door, muting and light. Different ring tones can be set for door and floor calls, five polyphonic ring tones are available. Ring tones volume can be adjusted. For surface mounting. Consumption units: 1 Protection class (device): IP 30 Temperature range (device): -5 °C to 40 °C Dimensions (H x W x D): 198 mm x 81 mm x 38 mm
