The Sony Reader Touch Edition PRS-600 is a 6-inch e-reader that includes a photo viewer and audio playback, making it an ideal travel companion. The monochrome E-ink screen technology of this Sony e-reader enables you to read even in direct sunlight, and delivers a high-contrast, low-power performance, to give you a fulfilling experience. The Sony Reader Touch Edition PRS-600 renders versatility, as it supports ePub, PDF, TXT, RTF, and BBeB file formats. The 500 MB built-in memory of this 6-inch e-reader stores numerous music, pictures, and e-books, without any hassles. With a resolution of 800x600 pixels, this Sony e-reader brings the visuals alive and makes reading even more pleasurable.