Broadcast Tools SS 8.1 II Audio Router Automation Serial Control Switcher - Nice

Broadcast Tools SS 8.1 II RA-1 Rack-Ables Digital Audio Switcher/Router-UNTESTED

Broadcast Tools SS 2.1 III Stereo Balanced Audio Automation RS-232 Switcher

Broadcast Tools 16x1 Stereo Audio Matrix Switcher/Router Automation GPI RS-232

Broadcast Tools SS 8.2 Dual Stereo Audio Switcher Rackmount Untested No PSU ASIS

Broadcast Tools ACB 8.2 8-Channel Audio Control Switcher 1U Rack-Mount Gray

Broadcast Tools SS2.1 MLR TERM Balanced Audio Automation Switcher Router RS232