Global Caché iTach WiFi Serial - Network connection - WiFi 802.11b/g, with 2.5" antenna - 1x Serial port - Male DB9, RS232 from 1200 baud to 57.6 Kbaud - Flow Control - Bi-directional with Hardware RTS/CTS and parity - included power supply 12V DC@500mA - width 6" (571 mm)