Brand new$40+tax at Amazon. Asking for only $20 OBO (50% OFF)! Works with Apple iPhones, iPads, Apple Mini, Nexus 7, and devices with Bluetooth. Cash, Venmo, or Paypal. Pick up at 10 Comstock Circle, Stanford, CA 94305.

Bluetooth wireless technology. That means it pairs with all models of Apple iPads, Apple Mini, Nexus 7, and millions of others.
Ultra-slim, partial metal compact design.
Full pitch, low-profile keys.
Intelligent power management. Powers down when not in use or device is out of BT range.
Estimated battery life of 7 months
Source: http://www.amazon.com/HP-FB344AA-AC3-TouchPad-Wireless/dp/B0055QYJK6