Tech Specs: General Device Type Keyboard and mouse set Interface 2.4 GHz Wireless Receiver USB wireless receiver Dimensions (WxDxH) / Weight Keyboard: 17.5 in x 4.8 in x 1 in / 17.5 oz Mouse: 2.3 in x 4.1 in x 1.5 in / 2 oz Input Device Type Wireless Hot Keys Function Mute, volume -, volume + Keyboard Technology Plunger Pointing Device Type Mouse - wireless Buttons Qty 3 Movement Detection Technology Optical Movement Resolution 1000 dpi Batteries: 1 Supported Battery Type AA x 1 Miscellaneous Color Black Included Accessories AA battery, 2 AAA batteries Compliant Standards AES-128 Software & System Requirements Included Software Dell Peripheral Manager (Windows only) OS Required Apple MacOS, FreeDOS, Android, Google Chrome OS, Linux 6.x, Microsoft Windows 7 / 8.1 / 10, Windows 11 Battery Type AAA type Installed Qty 2 Run Time (Up To) 36 months Manufacturer Warranty Service & Support Advanced Exchange Service - 3 years

.....view more