He uses a 'laptop' for business when he travels.
(..) Voil'. Okay, thanks. Hang on, hang on. Do you not realize what we just did? Yeah, you turned your stereo down with your laptop. No, we turned our stereo down by sending a signal around the world via the Internet. Oh. Get one of those universal remotes at RadioShack. They're really cheap. (..)2008 TvShow: The Big Bang Theory Title: The Cooper-Hofstadter Polarization Season: 1 Episode 9
(..) The X Tens are online. Gentlemen, I am now about to send a signal from this laptop through our local ISP... ...racing down fiber-optic cable at the speed of light to San Francisco... ...bouncing off a satellite in geosynchronous orbit to Lisbon, Portugal. Data packets will be handed off (..)2008 TvShow: The Big Bang Theory Title: The Cooper-Hofstadter Polarization Season: 1 Episode 9