A telescope that talks!Bushnell's NorthStar? 90mm Maksutov-Cassegrain compact telescope with Real Voice Output offers amateur astronomers state-of-the-art computer-driven location and tracking capability with simple push-button control. And its innovative RVO (Real Voice Output) feature provides a fun interactive way to explore the night sky.From a built-in data base of 20000 celestial objects you simply call up your target on the hand-held control module enter a simple "Go To" command and the NorthStar computer does the rest. You'll locate objects with the push of a button. And once the scope is locked on tracking an object for prolonged viewing is completely automatic the telescope simply does it for you!The NorthStar's remote hand-held control module features red backlit pushbuttons plus a red illuminated LCD read-out for easy viewing without impairing your night vision. It also offers a new 1X wide-angle red dot finderscope to make manual location easier. There's also a quick-release tripod and accessory tray for fast easy assembly.High Performance Features:4mm and 25mm eyepieces for viewing options;Erect image diagonal mirror for viewing land objects;"GoTo" computerized tracking technology for easy location and tracking;Red Dot LED finderscope for easy manual object location;Remote hand-held control module for easy tracking;Camera adaptablility for capturing images of the heavens;Quick release tripod for ease of setup;Kinematic mount for stable jitter-free viewingOperates on a single 9-volt batteryAccessory tray for convenience.Bushnell's NorthStar? 90mm Maksutov-Cassegrain compact telescope with Real Voice Output: let the technology amaze you!