CSPM-1
- 1 push-to-talk button
- Ideal for paging to 1 Zone
- Ideal for use with CSMA models, CSM-21 and CSM-32
CSPM-2
- 1 PTT Button
- 2 Zone Selection Buttons
- Ideal for Paging to 2 Zones
- Ideal for Use with CSM-21 and CSM-32
CSPM-4
- 1 PTT Button
- 4 Zone Selection Buttons
- Ideal for Paging to 4 Zones
- Ideal for Use with Two Linked CSM-32 Devices