The set includes a full 104-key keyboard and a 4-button mouse, providing all the essential tools for gaming and everyday tasks in one convenient package. The keyboard features a high-quality rainbow back-light effect that enhances your gaming atmosphere and helps you locate keys easily in low-light conditions. Both the keyboard and mouse are designed with ergonomics in mind, ensuring comfortable use during extended gaming sessions and reducing hand fatigue. The 4-button mouse with a 1600 DPI resolution offers precise control and smooth navigation, ideal for fast-paced gaming and detailed work. Simple to install with USB Plug & Play functionality, this combo set is compatible with Windows XP/2000/ME/VISTA/7/8/10, providing versatile use across different systems.