USB to RS-232 Adapter.
The UC-232A USB Serial Adapter provides an external plug-and-play RS-232 serial connection for computers, notebooks, laptops and handheld computing devices that support the USB specification.
Full compliance with the USB Specification v1.1
Support the RS232 Serial interface
Up to 230Kbps data transfer rate
Support remote wake-up and power management
Works with cellular phones, PDAs, digital cameras, modems or ISDN terminal adapter