Access Control Board Power Supply Security 485 Communication, a single system can be networked wi Y.LINK01/02/04 Series Access Controllers provide the solution ... *110*28 mm;Y.LINK-04, 220*120*28 mm*Wiegand 26 /32/34 (Motorola, HID, EM, Mifare, TI, Fingerprint, Handkey ... , Constant opening status setting, Anti-pass back, Electronic map, Tele control. Access Control Board Power Supply Y.link3A