Mk550 Wireless Wave Keyboard + Mouse Combo, 2.4 Ghz Frequency-30 Ft Wireless Range, Black

Wireless Wave Keyboard and Mouse Combo is all about comfort and productivity. Your hands get cradled in comfort by the Comfort Wave design of the keyboard. Laser mouse has contoured sides and soft rubber grips. Both are so energy efficient you just might forget they use batteries at all. The Unifying™ receiver connects both the keyboard and mouse, with long-range advanced 2.4 GHz wireless connectivity.Package Includes: Logitech® Unifying Receiver; (4) AA Alkaline Batteries; User Documentation  Ship Class Code: J Total Recycled Content Percent: 0% Post-Consumer Recycled Content Percent: 0% Pre-Consumer Recycled Content Percent: 0% Package Includes: User Documentation Package Includes: (4) AA Alkaline Batteries Package Includes: Logitech® Unifying Receiver Frequency: 2.4 GHz Mouse Height: 1.6" inches Mouse Depth: 4.76" inches Mouse Width: 2.7" inches Keyboard Height: 1.18" inches Keyboard Depth: 9.8" inches Keyboard Width: 16.5" inches Type of Batteries Required (Mouse): (2) AA Type of Batteries Required (Keyboard): (2) AA Batteries Required: Yes Batteries Included: Yes Color(s): Black Wrist Rest: Yes Ergonomic: Yes Mouse Type: Laser Keyboard Design: Full-Size Operating System Compatibility: Windows® XP, Vista™, 7, 8, 10 Wired/Wireless: Wireless Connector/Port/Interface: USB 2.0 Maximum Wireless Range: 30 ft Global Product Type: Keyboard & Mouse Combinations-Wireless"