Bosch RTS KP-32 2RU 32-Key Intercom Keypanel/100 Hz to 10 kHz/70dB Gain/Speaker

Dukane Standard Telephone Card 110-3530 Rev A Circuit Board STARCall STC System

Dukane 15A266A Multitone Generator

Dukane 15A266A Multitone Generator Not Tested

Dukane Standard Telephone Card 110-3530 Rev A Circuit Board STARCall STC System

RTS Telex Bosch Model KP-32 Intercom Key Panel P/N 90007656609

Dukane 15A266A Multitone Generator Not Tested

Motel KSI-37 Tone Intercom Model Cm8437E USED