RK-850 Keypad

Summary:
- Integrated Wireless Expander
- Voice Annunciation
- Optional 16 Ohm Speaker Kit
- Optional On-board Prox
- 16 Ohm Speaker Output
- 3 Programmable
- Inputs/Outputs
- Temperature Sensor
- On-Board Piezo Sounder
Patent No. GB2554744 & GB2554700
Low Profile Mount
