Keyboard Specifications

• Model: ATTACK SHARK X820Ultra Tri‑mode Gasket Mechanical Keyboard – Black
• Layout: 75% compact (≈82 keys)
• Switches: Hot‑swappable mechanical switches (Magnetic Hall Effect optional)
• Actuation Range: Adjustable 0.1 mm – 3.8 mm (for Hall Effect variant)
• Rapid Trigger: Supported (Hall Effect variant)
• Polling Rate: 8000 Hz (wired), 1000 Hz (wireless)
• Latency: 0.125 ms (wired)
• Structure: Gasket‑mounted design with PORON foam dampening

Connectivity

• Tri‑Mode: USB‑C wired, 2.4 GHz wireless, Bluetooth 5.3
• Battery: 4000 mAh rechargeable
• Compatibility: Windows, macOS, Linux

Features

• Dynamic Keystrokes (DKS): Multi‑action keystroke support
• Mod‑Tap (MT) & Toggle Key (TGL) functions
• RGB Lighting: South‑facing per‑key RGB backlight, customizable effects
• Volume Control: CNC metal knob
• Durability: 100M keystroke lifespan

Design

• Keycaps: PBT dye‑sublimation with Black Contours theme
• Mounting: Gasket structure for softer keystroke feel
• Form Factor: 75% layout with arrow keys and function row
• Color: Black edition

Package Contents

• X820Ultra Keyboard × 1
• USB‑C Cable × 1
• Wireless Receiver × 1
• Keycap & Switch Puller × 1
• User Manual × 1