RF IDEAS pcProx RDR-6782AKU Kantech ioProx 82 Series RF Proximity Reader - USB Interface, Independent Software Required Part Number: RDR-6782AKU Type: RFID Reader Form Factor: Desktop Frequency: 125 kHz Connectors: USB Power Supply: USB self-powered Feature: Device Features: Kantech ioProx Compactible Connector Type: 4 pin USB Type A Dimensions: 3.38 x 2.00 x 0.60