Adafruit Industries posted a rather sweet tutorial on using XBee modules as a wireless MIDI bridge. In the video above, Limor demonstrates the ‘bees buzzing serial data at a distance of about 50 feet. The default latency between sender and receiver comes in at around 6.0 milliseconds and can even be improved a bit with adjustments. This is great news for those looking free their live gear from lengthy cabling (wireless keytar?) Check the site for more details.
How-To: Use XBees for wireless MIDI