Features of the HandKey II include:

- Door operation and monitoring
- Card reader input
- Request for exit
- Tamper switch
- Memory expansion from 512 (standard) to 32,512 users
- RS-232 printer output
- Optional modem or Ethernet module

- Stand-alone or networked operation
- Card reader emulation mode
- Integrated wall mount design
- Multiple auxiliary inputs and outputs
- 62 user definable time zones
- Outdoor version available