Connect On-Prem Legacy Systems
Supports DoorKing, Linear, RBH, and more.
Control via Seam Dashboard
API Support

Compatible systems



Install in minutes
DoorKing & Linear Callboxes

Seam Bridge comes equipped with an RS-232 connector for serial communications. Open your DoorKing or Linear callbox systems to access its circuit board. On the circuit board, locate the serial port (refer to user manual if needed) and connect Seam Bridge to it.
LAN-Connected Controllers

Seam Bridge comes equipped with an ethernet jack. Using an RJ-45 ethernet cable, connect the Seam Bridge's port with the access controller's ethernet port. Seam Bridge will then automatically detect your system and prompt you for credentials if needed.
Seam Dashboard
Control from the Seam Dashboard
Once connected, your callbox or access system will be accessible immediately on the Seam Dashboard. Access the full range of system functions from anywhere in the world.
Remotely Unlock
Program Residents
Issue Virtual Keys
