Dual-Access Mode enables customers to require consecutive swipes from two unique credentials to gain access. Any two employees with unique credentials can swipe the reader consecutively to gain access...Dual-Access Mode enables customers to require consecutive swipes from two unique credentials to gain access. Any two employees with unique credentials can swipe the reader consecutively to gain access, and customers can limit access to specific employees. In Enhanced Security Options, tap the Dual-Access toggle switch to enable Dual Access Mode. In Enhanced Security Options, click the Dual-Access toggle switch to enable Dual Access Mode.