UC232A is a USB to RS232 serial port converter. It provides PCs, notebooks and handheld computing devices using USB an external PnP RS232 port.

Features 

Specs
Connectors
USB Port 1 x USB Type A Male (White)
Serial 1 x DB-9 Male (Silver)
Data Rate Up to 230 KBps
Cable Length 35cm
LEDs Data Transfer / Handshaking (Orange)
Power Mode Bus Powered
USB Specification USB compliant
Environmental
Operating Temperature 0–40˚C
Storage Temperature -20–60˚C
Humidity 0–80% RH, Non-condensing
Physical Properties
Housing Plastic
Weight 0.04 kg ( 0.09 lb )
Dimensions (L x W x H) 6.59 x 3.40 x 1.60 cm 
(2.59 x 1.34 x 0.63 in.)