The extremely compact and lightweight PENTAX K-x is perfect for users stepping up from a point and shoot digital camera to their first digital SLR. 12.4 effective megapixels The K-x incorporates a newly developed CMOS image sensor to assure high-speed image data readout and more flexibility with varying ISO sensitivity levels. Widescreen HD movie recording at 1280×720 pixels at a cinematic 24 frames per second (720p24) The PENTAX K-x movie recording function captures true-to-life movie clips in 16:9 high-definition TV proportions (1280 x 720 pixels) at a frame rate of 24 frames per second. PENTAX-original SR mechanism for sharp, blur-free images