Keychron B1 Pro, ultra-slim wireless keyboard, BT 5.2, Built-in 800mAh battery, Compact 75% layout - Space Gray

The Keychron B1 Pro B1P-K8-AR Ultra Slim Wireless Keyboard in Ivory White combines modern elegance with everyday functionality. Designed in a compact 75% layout, it offers seamless multi-device connectivity, quiet low-profile keys, and impressive battery life — making it an excellent choice for users seeking a lightweight, portable, and stylish keyboard for daily productivity.

Key Features:

• Ultra-slim and elegant design in Ivory White finish

• Triple connectivity: Bluetooth 5.2, 2.4GHz wireless, and wired USB-C

• High polling rate up to 1000Hz in wired and 2.4GHz modes

• 800mAh internal battery lasting up to 1200 hours of use

• Compact 75% layout without a numeric keypad

• Smooth and quiet low-profile typing experience

• Compatible with Windows, macOS, and Linux

• Programmable keys and macros via Keychron Launcher software

• No backlight for extended battery efficiency

• Lightweight and portable — ideal for work or travel

Full Technical Specifications:

Design:

• Color: Space Gray

• Layout: 75% compact (no numpad)

• Number of Keys: 77 keys (varies by layout)

• Key Type: Low-profile ultra-slim

• Keycap Material: ABS

• Body Material: Durable ABS plastic

• Typing Angle: Approx. 3.2°

• Backlight: None (non-illuminated design)

Performance & Connectivity:

• Connection Modes: Bluetooth 5.2 / 2.4GHz wireless / Wired USB-C

• Polling Rate:

  • 1000Hz (wired / 2.4GHz)

  • ~90Hz (Bluetooth)

• Key Remapping & Macros: Supported via Keychron Launcher / ZMK firmware

• Supported Systems: Windows / macOS / Linux

Battery & Power:

• Battery Type: Li-Polymer rechargeable battery

• Capacity: 800mAh

• Battery Life: Up to 1200 hours (under optimal conditions)

• Charging Time: Approx. 2.5 hours

Dimensions & Weight:

• Dimensions: 296 × 130 mm

• Front Height: 5.2 mm

• Rear Height: 14.5 mm

• Weight: Approx. 425 g

Additional Features:

• Fixed low typing angle (no adjustable feet)

• Quiet and comfortable key feedback

• Stable and responsive connectivity in all modes

• Lightweight and compact — perfect for minimal or mobile setups

• Includes accessories: USB-C cable, USB-A to USB-C adapter, 2.4GHz receiver, and silicone key cover