Brand: Microsoft. Connection: USB. Detachable Palm Rest: No. Features of Product: "Comfort and Performance in Wireless Keyboard and Mouse Microsoft Wireless Optical Desktop 1000 offers a complete desktop solution a€” wireless keyboard, mouse, and receiver. You get the features that make life easier, like wireless freedom, precision optical performance, and one-touch Hot Keys. All that, plus the reliability you expect from Microsoft.". Keyboard Batteries Supplied: No. Keyboard Battery Requirement: N/A. Mouse Battery Requirement: 2xAAA. Mouse Programmable Buttons: Yes. Mouse Retractable Cable: No. Mouse Type: Optical. Multimedia Hotkeys: Yes. No of Mouse Buttons: 3. Product Depth: 79.99 cm. Product Height: 242 cm. Product Weight: 1.9. Product Weight Units: kg. Product Width: 486 cm. Scroll Wheel: Yes. Slim Design: No. Wireless Keyboard: Yes- 2.4GHz. Wireless Mouse: Yes- 2.4GHz.