This amazing easy to use, hand held video otoscope is only 4" long and 1.26" wide, but generates incredible images at a very low price! It uses a USB connection to a lap top or PC. Package includes: Dino-Lite Digital Earscope Video capture software 5 Welch Allyn Disposable Specula Deluxe storage bag Built in LED light source Cables Images can be saved as JPG, BMP and AVI from 10x to 50x with resolution of 640 x 480 pixels. Computer requirements: Intel Pentium 3 1 GHz processor or faster Windows 98/SE/ME/2000/XP or Vista 256 RAM CD Rom Drive 16 bit color display or hight Available USB 2.0 port