Adds four high speed half-duplex RS-485 serial ports via USB connection
LEDs indicate operation mode, port status, activity and error for easy port monitoring and diagnosis
Serial port protected with surge protection of 15kV
Includes 12VDC power adapter with locking screw terminal power jack for reliable connection
Each RS-485 port with 2kb receive buffer and 2kb transmit buffer
Virtual COM port drivers provided for Windows 11, 10, 8.1, 8, 7, 2008, 2003, Vista, XP, 2000, Linux, Mac OS X.