Google Glass will speak to you by vibrating the bones in your head

http://arstechnica.com/gadgets/2013/02/google-glass-will-speak-to-you-by-vibrating-the-bones-in-your-head/ / sound by bone conduction Google Glass papers FCC filings headset Explorer edition developers Google I/O 802.11 b/g 2.4 GHz WLAN low-energy Bluetooth 4.0 radio vibrating element transmitting sound head via bone conduction filed patent headset bone conduction audio granted audio would vibration transducer vibrates bones head cochlea fluid-filled cavity inside the ear vibrations sound technology is headphones clearer tiny speakers earbuds video stored within headset plays transmits audio via vibration video test conducted testing Bluetooth Low Energy mode user input headsets number pads projected onto surfaces gesture interpretation headset camera developer conference New York /