StarTech ICUSB232 USB to RS232 DB9 Serial Adapter Cable - M/M Type: USB to DB9 (RS-232) Color: Translucent Connector Number: 2 Connector Detail: Connector Types: 1 - USB A Male Connector Types: 1 - DB9 Male Specifications: Chipset: Prolific PL2303 Compatibility: USB 1.1 Buffer: 96 bytes for both upstream and downstream data flow O/S Platforms: Windows 98/ME/2000/XP/Vista and MAC