Wireless QWERTY keyboard and wireless mini optical mouse with a tiny USB receiver OS compatibility - Windows Me/2000/XP/Vista/7/8/10 - Android TV BOX and Tablet PC Key features - 2.4 GHz wireless connection using 2402 MHz to 2480 MHz for a stable link - Mouse with DPI adjustment for precise cursor control - Keyboard and mouse share one tiny USB receiver for simple setup and fewer USB ports used - Backside drain holes design and splashproof protection help guard the keyboard against moisture What makes this set stand out - Convenience of a single receiver that supports both keyboard and mouse, reducing clutter and setup time - Flexible compatibility with a broad range of Windows versions as well as Android TV BOX and Tablet PC - Compact and portable design suitable for living room setups, travel, or small workspaces Size and design - Compact wireless keyboard paired with a small optical mouse - Lightweight and easy to position for comfortable typing and navigation - Built to withstand everyday use with splashproof protection and drainage-friendly backside design Performance and reliability - Consistent 2.4 GHz wireless performance with a single receiver - DPI adjustable mouse for tailoring sensitivity to tasks Practical use scenarios - Living room and media setup: connect to Android TV BOX or Tablet PC to browse apps, search content, and type messages from the couch - Small office or travel: pair with Windows PC or laptop to reduce cable clutter and improve typing/mouse control during presentations or work on the go - Home theater PC control: navigate the user interface of a connected TV or PC with a compact keyboard and precise mouse for smooth operation