Introducing the Retro Wireless Keyboard Mouse Combo with round keycaps, a 2.4GHz solution designed for Pc and laptop users who appreciate a blend of vintage charm and modern technology. This combo offers a plug and play experience with a 2.4 GHz Usb receiver that connects both the keyboard and mouse, allowing them to be used separately or together, providing a powerful and reliable connection up to 33 feet away without any delays. The wireless Usb receiver ensures a stable connection, eliminating the need for software downloads, making it a breeze to set up and start using right out of the box. The power-saving feature extends battery life significantly, putting the keyboard and mouse into sleep mode automatically after 10 minutes of inactivity to save energy. The keyboard requires two Aaa batteries and the mouse requires one Aa battery, both of which are included, ensuring you're ready to use the combo as soon as you open the package.