Datyson DTS000268 Astronomical Telescope Electronic Eyepiece 1.25 inches, 300,000 Pixels(Sky Blue) Feature: 1. Interesting and practical, allowing you to transfer real-time views to a laptop or PC through the telescope, and capture excellent digital movies and images 2. You can share the bright planets, moon and ground targets with friends, family and astronomy enthusiasts through the telescope. 3. Economical, according to the introduction of astrophotography hobby. Very suitable for moon and planet shooting, not suitable for deep space imaging 4. Very versatile. Can be installed in any 1.25-inch telescope focus or 1.25-inch buck adapter 5. Compatible with Windows XPVista788.110 operating system Parameter: 1. Pixel: 30W 2. Chip: High-resolution CMOS color graphic sensor chip 3. Telescope interface size: 1.25 inches 4. USB interface: USB 2.0 interface 5. High resolution: 640x480 6. Driver: Driver-free camera (some computer systems need to install a driver separately, you can contact our company to provide electronic version of the driver software) 7. Video format: 24-bit true color 8. Transmission rate: 320*240 30 framessec 640*480 15 framessec 9. Signal-to-noise ratio: better than 48 decibels (15 frames per second 220LUX) 10.Dynamic range: better than 72 decibels 11. Built-in image compression 12. Automatic adjustment of white level compensation 13. Automatic color compensation System Requirements: 1. IBM PC with USB interface or compatible desktop or laptop 2.Pentium 200 or higher CPU 3. WIN ME2000XP7 operating system 4.20MB or more free hard disk space Use memory above 5.32MB 6. VGA display card supporting DIRECTX Shipping list: Electronic eyepiece 1 Color box 1