The Trendnet 4 Port USB to Serial RS232 Hub allows users to conveniently connect up to four RS232 serial devices, such as a modem or printer, to a USB port on your desktop PC or laptop. The USB to serial adapter supports both Windows and Mac operating systems. Integrated cables provide setup flexibility and accommodates most installation scenarios. Easy installation
Supports USB 2.0 and compatible with USB 3.0 ports and USB 1.1
NDAA compliant