Number per system

32 (without S8300)

24 (with S8300)

Available slots

Analog ports per Media Module

8

No restrictions on mixing of port configurations

Touch Tone Receivers (TTR)

0

.

Incoming Caller Identification Receivers

8

Ringer Equivalent Number (REN)

3

On a 2000 foot loop; no more than four ports ringing simultaneously; limited by line current