SECO-LARM SK-2323-SPQ Mullion-Style Weatherproof Digital Access Keypad; 12~24 VAC/VDC operation; 1,010 Users (Output #1: 1,000 users/Output #2:&nbsp;10 users); 2 Form C relays, each rated&nbsp;1 Amp @ 30VDC; Each relay has programmable output time from 1~99 seconds&nbsp;or toggle Each relay has programmable output time from 1~99 secondsor toggle Output #2 can be programmed for use witha doorbell 3 Programmable access modes for Output #1: Card Only, CardorCode, andCardwithCode Output #2 may have either a card or a code programmed foreach user IP65 weatherproof rating, ruggedaluminum construction, Built-in proximity card reader