Y-105 USB to RS232 Serial 9 Pin DB9 Cable Adapter PC/Mac/GPS Dual Chipset (2303+211IC) Support Windows 7 Mac OS Over 1 Mbps data transfer rate Provide a simple and easy way to connect universal serial bus and serial port interface This USB Converter Cable also upports remote wake-up and power management Dual chipset to ensure better staiblity Support Windows 7, Mac OS