The CO-Series from Schlage makes it easy to upgrade from traditional mechanical solutions. Offline, user access rights stored in the lock, manually or computer programmed with Schlage HHD kit . Grant user rights to designated doors at specific times. Audit trails give you visibility to who went where and when. Electronic credentials can easily be added or deleted. Automatic lock and unlock can be scheduled for specific time zones. Holiday schedules can be set to override normal settings. Multiple ways to utilize credentials including normal, toggle, freeze and pass through. S123 Keyway, Rhodes lever design, satin chrome. ANSI Grade-1. Proximity reads 125 kHz prox credentials, keypad models are 12 button.