Features
- Compatible with 2G, 3G and 4G networks
- Expandable up to 24 call buttons using a combination of additional VR4K series button modules
- 4 telephone numbers per call button (1 primary and 3 diverts)
- 1000 dial to open numbers (which can each be assigned to an access level)
- 32 temporary dial to open numbers (programmable from 1 - 255 hours)