AWID's SP-6820 Proximity Card Reader is a switchplate-type reader that combines exceptional reading distance and easy mounting directly on a single-gang box. With a read range up to 8 inches, the SP-6820 reader delivers excellent performance without co mpromising quality, durability, attractive appearance, and ease of installation. Features Read range of 6 to 8 inches Specially designed for attractive appearance Electronics potted with epoxy compound for demanding environmental applications LED for visual feedback, Piezo beeper for audio feedback Compatible with all Wiegand access contr systems Industry standard Wiegand (26 to 50 bit) output and RS-232 interface Attractive high-tech enclosure with dark gray or beige color This listing is for Each.