Bogen ZX3 audio module

3-Zone Expansion Module Each UTI312 comes with a pre-installed ZX3 module for three zones of paging and is expandable up to
12 zones. The UTI312 offers up to 24 programmable paging zone groups as well as all-call, auto select,
override, night ring, two tone triggers, and code calling zone groups.The UTI312 also offers flexible dialing.

- One ZX3 module pre-installed with UTI312
- 3 zones per module
- Audio output with level control per zone
- Zone contact closure
- Zone activity LEDs
- Pluggable terminal strips