This has to be one of the coolest portable speaker systems we've ever seen, taking advantage of the common overhead lighting fixture and converting it into a remotely controlled speaker system which wirelessly transmit your music from an iPod transmitting unit to a Bluetooth receiver inside the bulb shaped clear plastic speaker...

The The BuTommaso Ceschi's Bulb-Sound-Speaker doesn't seem available yet, as it was just recently awarded an honorable mention at Designboom International Sound Innovation competition. Check out some of the other future tech concept winners and entries here.