With worldwide distribution, Keri  Systems is an acknowledged leader and innovator in facility access and security systems, including proximity card access control, telephone entry, alarm system control, and time and attendance.        

PXL-500 Tiger II Controller	SB-593 Satellite Board	8-Door Concentrator for PXL-500
SB-593 Satelliet Expansion Board	PXL-500 Tiger II Controller Alarm Integration	Vision™ Digital Video