BenQ Instashow WDC10 Wireless Presentation Device

Features
No Software Setup or Maintenance InstaShowTM doesn’t need any software installation or execution. There’s no setup, configuration, or waiting for pop-ups to launch. Just plug into your PC or Mac and start presenting immediately.
Smooth Video and Audio Quality With HDMI 1.4a video output standard and 16 bit, 48Hz audio quality, Instashow™ supports up to full HD 1080p video and stereo sound without cable clutter or complicated driver selection.
True Plug & Play Simply connect InstaShowTM into your device then push the button to start presenting immediately without hassle, without time waste. Up to 16 presenters can take part by using the InstaShowTM Button Kit.