Compliant with USB HID Specification WinChipHead CH340 chipset USB Bus powered USB Rev 1.1 compliant Supports RS-232 serial interface Over 1Mbps transfer rate Supports remote wake-up and power management Supports Windows 98SE/2000/ME/XP/Vista/Windows 7 32 & 64-bit Driverless installation with Windows XP, Vista & Win 7 1.
eBay