Dell Home offers the Netgear Push2TV 1080p Intel Wireless Display Adapter, model no. PTV2000-100NAS, for $69.99. This $20 mail-in rebate cuts it to $49.99. With free shipping, that's the lowest total price we could find by $30, although we saw it for $20 less in December. Sales tax is added where applicable. This adapter wirelessly transmits whatever is displayed on your laptop screen to your TV up to 1080p. Rebate expires March 31.

Note that this device requires a system with Intel Wireless Display (WiDi); click here for more information.