【Triple Connection Mode】Supports Bluetooth-compatible 3.0, Bluetooth-compatible 5.0, and 2.4G wireless connection with triple channel switching for seamless device management across Android, Windows, and iOS systems. 【Foldable Transparent Design】Features an ultra-slim transparent shell with leather back panel and innovative folding structure with hinges for ultimate portability and style. 【7 RGB Backlight Effects】One-touch backlight control with 7 customizable RGB lighting modes, perfect for creating an immersive atmosphere during night gaming or work sessions. 【38° Ergonomic Angle】Golden horn 38-degree tilt design follows natural wrist curves, reducing fatigue during extended typing sessions for optimal comfort. 【Smart Sleep Mode】Intelligent power-saving sleep mode with instant wake-up by pressing any key, maximizing battery efficiency and convenience. Specifications: Model: KB338 Material: Transparent Shell + Leather Back Panel Connection Method: Bluetooth-compatible 3.0/5.0 + 2.4G Wireless Charging Port: Type-C Battery Capacity: 500mAh Backlight: 7 RGB Light Effects Compatibility: Android/Windows/iOS Ergonomic Angle: 38°