Specification of ProGate cable. ProGate has 2 H/W.(4 Generation and 3 Generation)

1. ProGate H/W 4 Generation

4 Generation have a PTT-IN and PTT-OUT for COR.

2. ProGate H/W 3 Generation

3 Generation have only a PTT-OUT switch. So there is only SAD/VAD for PTT-IN detection.

3. How can you distinguish which H/W is?

You can find it on system page in adminWeb of ProGate.
If there is no information, it is 3 Generation.