Forum dedicated to the Harris PSPC Product group items such as Orion, M7100/M7200/M7300, P7100/P7200/P7300, Harris Unity XG-100, GE Orion, GE Master Repeaters, EDACS Trunking, Pro Voice, PC Configure, RPM, and other topics relating to Harris, MA-Comm, Ericsson, GE products.
I recently bought a HHCH to use on one of my Orions. For grins I tried it on my MRK EVC. Works great! Keep it in mind when you you have a limited space install.