2.4GHz wireless technology. Plug and play with a 35 ft working range and a 2-in-1 nano receiver. No software to install, no lag or dropouts. Keeps your desk tidy, and the keyboard and mouse can be used separately with a single USB receiver for wireless keyboard and mouse combos. 12 multimedia hotkeys. This keyboard and mouse combo includes 12 FN-enabled shortcuts for music, emails, movies and web access. Note: 12 multimedia shortcuts are not compatible with Mac systems. Retro round keycaps. The keyboard and mouse feature vintage typewriter-inspired round keycaps for a comfortable typing experience and a distinctive desk look. Quiet wireless mouse and long battery life. The mouse delivers whisper-quiet clicks to avoid disturbance. The keyboard and mouse enter power-saving sleep mode after 8 minutes of inactivity; press any key or button to wake up in seconds. Wide compatibility and service. The setup works with Windows 2000 / ME / XP / 7 / 8 / 10, Vista and Mac. The brown wireless keyboard is suitable for Desktops, Chromebook, PC, Laptop, Computer, Smart TVs and more. If you encounter any problems, please contact us for satisfactory solutions.