- FIFO buffer
- I/O addresses and interrupt - setting from the operating system
- Power from the USB bus
- Supports TX and RX activity LED indicators
The EX-1334HMV-2 USB 2.0 to serial RS-232 in a metal case, provides four high performance 16C550-type UART compatible RS-232 serial ports. It is designed for PC or notebooks to provide instant COM port expansion in a robust metal case through the USB 2.0 bus. With the easy installation you don't need to open the computer system and install the EX-1334HMV-2 when the system runs.