Split-Key Ergonomic Design: One-piece split layout separates keys into left and right zones to reduce wrist bending and promote a natural hand position. Dimensions: 18.66 × 7.95 × 1.73 in; Weight: 2.47 lb. Ideal for long typing sessions. 4X Multi-Device Connection: Effortlessly switch between 1× wired, 1× 2.4 GHz, and 2× Bluetooth devices. Pair once and use on desktop, laptop, tablet, or smartphone. Plug-and-play—no drivers required. RGB Backlit & Programmable Keys: Customizable RGB backlighting with preset modes. Rearrange keys, assign custom actions, and use 10 macros to optimize workflow with intuitive software. Low-Profile Tactile Mechanical Keys: Quiet brown tactile mechanical switches deliver a noticeable bump for precise feedback and fast key reset with reduced noise. Improves typing accuracy and comfort for coding, writing, and extended daily use. USB-C Rechargeable & Long Battery Life: Built-in 3000 mAh battery charges via USB-C and lasts up to 1 month with 6–8 hours daily use. Includes USB-C cable for charging and device connection—minimal recharging needed. Curved Rows & Ergonomic Keycaps: Stepped, curved key rows support a natural typing posture and help reduce fatigue during long sessions. Curved keycaps with flatter tops and back edges enhance fingertip comfort and control. Natural Learning Curve: Ergonomic shape may require a short adjustment period. Most users adapt within 1–2 weeks and experience improved comfort and reduced wrist pressure with continued use. Adjustable Palm Lift & Reinforced Stability: Tilt legs (0°, -4°, -7°) support natural wrist posture for seated or standing use. Optional 3D-print block reinforces leg stability, available on Amazon or via the Perixx website. Multiple Layout & Laser Printing Options: Includes standard US layout. Additional layouts available with minimum order (20 pcs), including German, French, Italian, Spanish, UK, Japanese, Korean, Nordic, Hebrew, Arabic, and more. Windows & Mac Compatible with Warranty: Easy OS switching for Windows and macOS. Compatible with Windows 7–11 and macOS. Includes keyboard and manual, Backed by a 12-month limited warranty via the Perixx website.