Dellâ€â„¢s new 12.1â€Â notebook weighs just three pounds and will run for up to seven hours on a nine-cell battery. The D420 Latitude features built-in wireless broadband, WiFi Catcher and Intel Solo Core Ultra-Low Voltage processors. Prices start at $1,349, but youâ€â„¢ll probably want to add on the optional MediaBase.