RS232 SERIAL TO USB CONVERTER CABLE db9 for satellite PDA GPS USB specification revision 1.1 compliant, compatibles with USB 2.0 Support RS232 serial interface (DB9) Support over 1 Mbps data transfer rate Support Windows 98/SE/ME/2000/XP/VISTA and Mac OS 8.5 or higher Suitable for PDA, Modem and satellite receiver