CablesUSB 2.0 to RS-485/RS-422 DB9 Serial Adapter Cable Manage More Serial Devices Easily and Efficiently!Allows to connect RS-485/RS-422 device to your computer via USB port. Stable and reliable Prolific PL2303. Real USB 2.0 specification compliant for faster and steadier data communication. TIA/EIA RS-485/RS-422 standard compliant. Data transfer rate up to 10Mb/s. Transmit distance up to 1219m. (The longer distance, the lower rate.) Supports multiple terminals up to 32 RS-485 & 10 RS422 devices Supports automatic handshake mode Supports remote wake up and power management Auto sense serial signal rate. Zero delay automatic transmit. 600W surge and 15KV static electricity protection. Standard USB type A male and RS-485/RS-422 serial 9 pin male connector with terminal board. Total length: 80mm. Ideal connections to Modem, PDA, GPS, Bar Code, Digitizer, Digital Camera, Label printer & ISDN terminal adapter etc Supports Windows 2000XPVista/7/8/Server 2003/2008, RedHat 7.3/8.0/9.0, Kernel 2.4.10 or above & Mac OS 8 or above Note The USB side must be connected to PC or Mac Other USB devices like digital camera, scanner and printer is not allowed. Package Content:1X USB 2.0 to RS-485/RS-422 Adapter Cable1X 6 pin Terminal Board1X Driver CD