This key set is aimed at opening telephony access control boxes commonly found on large commercial buildings. The set includes keys for four of the major brands: Door King Systems, Linear, Mircom, and Honeywell.
- DoorKing 16120
- DoorKing 16001
- DoorKing 16002
- Linear 222343
- Mircom RPL-LK-304 (ESP Corp 549)
- Honeywell Alarm Panel Key (YH-1393)