Olympus Camedia C-730 3MP Digital Camera w/ 10x Optical  Zoom 3.2-megapixel sensor captures enough detail to create prints up to 11 x 14 Autofocus lens with 10x optical zoom and 3x digital zoom (for 30x total zoom) Included 16 MB XD memory card holds 21 images at high quality setting (also compatible with Smartmedia cards)at high quality setting Connects with PCs and Macs via USB port Uses 2 CR-V3 lithium batteries (included) or 4 AA batteries