HP Photosmart M307 3MP Digital Camera with 3x Optical Zoom 3.2-megapixel sensor creates 2,080 x 1,544-pixel images for 4 x 6-inch prints and enlargements up to 8 x 10-inches 3x optical plus 5x digital zoom (for 15x total) 1.8-inch diagonal LCD; records MPEG-1, QVGA video; 7 shooting and 4 capture modes Compatible with Secure Digital/MultiMedia Card (SD/MMC); includes 16 MB internal memory Powered by 2 AA photo Lithium batteries; connects to PCs and Macs via USB