Click to expand Tap to zoom VICON SECURITY SMARTCARD READER VAX-D3R* by Vicon Security SKU VAX-D3R* Get a Quote SMARTCARD READER; designed to be mounted to metal door and window frames (mullion); reads MIFARE DESFire EV1 and EV2 compliant smartcards; read range up to 1.5 in. (38 mm); Wiegand protocol*