ICUSB422IS 1 Port Serial Adapter Card features circuit isolation to ensure that sensitive controls and devices will not be damaged while connected, making it a viable solution for connecting costly industrial serial devices. This industrial USB to RS422/RS485 serial adapter connects to a computer using USB and allows you to connect any RS-422 or RS-485 serial device via the provided DB9 port or hard-wired to the terminal block. Interface: RS-422, 485 serial. Data transfer rate: Up to 921.6 Kbps. Form factor: Desktop. Number of ports: 1. Compatibility: Windows 98SE, Windows ME, Microsoft Windows XP, Microsoft Windows 2000, Microsoft Windows 2003, Microsoft Windows Vista. Chipset ID: FTDI- FT232RL. Connector type: 1 x USB B (4 pin) male. Operating Temperature: 0 to 55 deg C. Dimensions: 0.9"(H) x 2 1/2"(W) x 4.6"(L). Supports 4-wire RS422 and 2-wire RS485 applications, supports DB9 and terminal block connector, RS-485 mode supports auto transceiver turn around (ATTA). Applications: Manufacturing, point-of-sale, security, hospitality/restaurant, hospital, hotel front desk, ISDN networking. Package contents: 1 x USB to RS422/485 converter, 1 x 6ft USB A to B cable, 1 x driver CD, 1 user manual. Weight: 6.4 oz. Certification and standards: Green compliant, CE, ROHS, FCC. Warranty: 2 years limited.