Indicates the status of the equipment: call, door opening and two-way audio, for the KD8003 series of IP intercoms and 2 modular wires. RS485 connection. Requires flush mounting frame or surface. IP 65 protection. It is powered from another modular IP intercom module, 12 VDC input and 12 VDC output. Dimensions (mm): 98.2x100.2x33.7mm.