Walmart has the Refurbished Samsung Galaxy Tab 10.1 16GB Android Tablet, model no. GT-P7510-MA16ARB, for $249 ($399.99 if new) and the 32GB model for $299 ($449.99  if new) with Free Shipping for a limited time.

The Refurbished Samsung Galaxy Tab 10.1 Android Tablet features 1280×800 touchscreen LCD, 16GB memory, 1GB RAM, WXGA 1280 by 800 WXGA TFT display, 2MP front & 3MP rear camera, 802.11n wireless, Bluetooth 3.0, GPS, Multi-codec A/V playback, Android 3.1 Honeycomb, and more.