Allows you to connect devices with MicroHDMI output - tablets, DVD players, mobile phones or other HD devices, converting digital signals into analog for connection to monitors, projectors, etc... with stereo audio output.
The Pololu USB to serial adapter is great for connecting microcontroller designs to a personal computer. The adapter uses 3.3 V signal levels so you can connect it directly to any microcontroller running at up to 5 V without the hassle of an RS-232 to TTL level converter.