Amazon has recently announced the new Kindle Fire HD, a successor to its popular Kindle Fire tablet. The new tablet is available in a 7-inch or an 8.9-inch model. Measuring at only 8.8 millimeters thin and weighing 20 ounces, the 8.9-inch Kindle Fire HD features a TI OMAP 4470 processor, a pair of speakers, a front-facing HD camera, an HDMI out and two separate Wi-Fi antennas (MIMO technology) that run on both the less-used 5GHz band and on the standard 2.4GHz band to maximize data efficiency. Amazon claims that the Kindle Fire HD’s WiFi is 41% faster than the new iPad (iPad 3). The 8.9-inch Kindle Fire HD with a 16GB of storage space will be released on November 20th, 2012 for $299. The 8.9-inch Kindle Fire HD with 4G LTE retails for $499. The smaller version of the Kindle Fire HD with a 7-inch screen will start at $199 and will ship on September 14th, 2012.