Amazon and Roku.com is taking preorders for the Roku XDS 1080p HD Media Player, model no. 2100X, for $99.99 with Free Shipping for a limited time.

Roku is a little box that allows you to instantly stream tons of entertainment on your TV. Watch over 100,000 movies and TV shows from Netflix (subscription required), Amazon Video On Demand, MLB.com (subscription required), Revision3, Twit, Flickr, and more. Listen to music on Pandora, or listen to your own iTunes playlists. Even watch major sports, news, or original Internet programming. It’s all available whenever you want it. It features 1080p output, Ethernet connectivity, dual-band 802.11n wireless, USB port for external hard drives, optical output, HDMI, component, and other video inputs.

Amazon and Roku.com is also taking preorders for the Roku XD Digital Video Player, model no. 2050X, for $79.99 with Free Shipping for a limited time. This model features the same specs as the Roku XDS minus the optical out, USB port, and dual-band wireless (it only has single-band).

Roku.com is also taking preorders for the Roku HD Digital Video Player for $59.99 with Free Shipping for a limited time. This models features all the same instant streaming capabilities as previous two models mention, minus 1080p playback, optical out, USB port, and dual-band wireless.

Both of these players are scheduled to be released on October 7, 2010.