Key Features & Specifications: ⌨️ 81-Key Compact Layout ⚙️ Drinkey Mechanical Switches 🔄 Hot-Swappable Switches – Switches can be replaced without soldering 🌈 RGB Backlighting – 18 lighting modes 🔌 Wired USB Type-C Connection 📡 2.4GHz Wireless Connectivity 📶 Bluetooth Connectivity 🔋 4000mAh Built-in Battery 🧩 Gasket Mechanical Design 📏 Dimensions: 330 × 142 × 42 mm ± 0.5 mm ⚖️ Weight: 736 g ± 5% 🔗 Cable: 1.6 m PU Type-C cable 💻 Compatibility: Windows XP/7/8/10, Linux, macOS and other compatible systems