USB to 4 x RS232 adapter

Hi-Speed USB 2.0 for up to 480 Mbps USB transmission
921.6 Kbps maximum baudrate for super fast data transmission
15N high retention USB type B connector
128-byte FIFO and on-chip H/W, S/W flow control
Built-in 15 KV ESD protection for all serial ports
2 KV optical isolation protection (UPort 1450I only)
IP30-rated, rugged metal housing
COM port assignments maintained across different PCs
Drivers provided for Windows, WinCE, and Linux
Choose bus power or external power (UPort 1410/1450 only)
Locking power jack