Keychron B4 Pro Ultra-Slim Wireless Keyboard (US ANSI Layout)
Keychron B4 Pro Ultra-Slim Wireless Keyboard (US ANSI Layout) - Space Gray is backordered and will ship as soon as it is back in stock.
Couldn't load pickup availability
Keychron B4 Pro is a 96% ultra-slim wireless keyboard. It supports 2.4 GHz, Bluetooth 5.2, and a wired connection.
Please drop your email on "Notify Me When Available" if the product model is out of stock.
Keychron B4 Pro
The Keychron B4 Pro is a lightweight, ultra-thin and 96% layout wireless keyboard with a 300-hour long battery life. It supports 2.4GHz wireless, Bluetooth, and wired modes, easily connecting to phones, tablets, PCs, and Macs. With Launcher customization, it offers tailored settings for home, office, or travel.
300 Hours of Use on A Single Charge
Don't wait for a full charge—operate it even while charging and enjoy uninterrupted usage with an impressive continuous battery life of up to 300 hours, approximately 2 months with 5 hours of daily use. This ensures you can rely on your device for extended periods without the need for frequent recharging.
2.4 GHz & Bluetooth Connection
Enjoy excellent performance with the B4 Pro's 2.4 GHz wireless connection, featuring a swift 1000 Hz polling rate for a cable-free and tidy setup. Effortlessly switch between devices using Bluetooth 5.2, enabling smooth multitasking.
Program B4 Pro with Keychron Launcher.
Unlock limitless customization with Keychron Launcher web app, enabling easy key remapping, macros, shortcuts, and more.
Click here to use Keychron Launcher* Please use the latest version of Chrome / Opera / Edge browser to open the Launcher and connect the keyboard to your device via wired mode.
Anytime, Anywhere Access
Keychron Launcher is a web page configurator that you can use in the office, school, lab, or government department—anywhere with internet access. Configure your keyboard online anytime without the need to download or install files. No hassle, no trouble.
Compatible with All Platforms
As a web-based tool, Keychron Launcher supports all operating systems. Personalize and program your keyboard on Windows, macOS, Linux, and more. Enjoy unprecedented flexibility with compatibility across Chrome, Edge, and Opera browser.
Always Up to Date
Keychron Launcher is continuously updated, ensuring you always have access to the latest version. There's no need to download updates or wait for installations.
Suitable For All Devices
Offers a Mac layout while remaining compatible with Windows. It stands out in the market by providing the same multimedia and function key functions as Apple keyboards for Mac users, but with enhanced tactile feedback.
Additionally, you can use the Keychron Launcher to configure keymaps for Mac and Windows devices, enabling seamless switching without changing keycaps.
Plug-and-Play Receiver
For a better 2.4 GHz wireless experience, the B4 Pro comes with Type-A receiver. Enjoy the quick plug-and-play time. Or, put them away in the keyboard magnetic storage slot at the top left corner.
Quickly Access Emojis
Use 'fn' + 'shift' to effortlessly bring up emojis while typing, allowing you to quickly and easily express your emotions instantly. This shortcut makes it convenient to add a personal touch to your messages.
Protective Silicone Skin
Protect your keyboard with a silicone key skin for longer-lasting use. Each key is individually molded for a perfect fit, enhancing your typing experience. Washable and reusable, it guards against spills, dust, and more, keeping your keyboard clean and fresh.
Ergonomic Support
With a tilt angle of 2.9 degrees and an ultra-thin integrated body of 9.6mm thickness, it provides stability while typing, preventing wobbling and reducing fatigue even during long typing sessions.
What's in the box?
Frequently bought together (Add-on)
Please select the matching variant for your product.
SPECIFICATION
Number of Keys | 100 (96%) |
Number of Multimedia Keys | 12 |
Body Material | ABS |
Keycap Material | ABS |
Layout | ANSI |
Polling Rate | 1000Hz |
Polling Rate | 90 Hz |
Backlight | Non-Backlit |
N-Key Rollover | No |
CONNECTIVITY AND POWER
Battery | 800 mAh rechargeable li-polymer battery |
Wireless Working Time | Up to 300 hours |
Charging Time | Around 2.5 hours |
Connection | 2.4 GHz / Bluetooth |
Bluetooth version | 5.2 |
Bluetooth Device Name | Keychron B4 Pro |
Compatible System | Windows / Mac / Linux |
PHYSICAL UNIT
Length | 376.8 x 118.9 mm |
Weight | 495 g / 1.09 lbs |
Height | 9.6 mm (0.38") |
Height | 14.2 mm (0.56") |
Typing Angle | 2.9º |
MCU | TLSR8258 |
Operating Environment | -10 to 50℃ |
Learn more about the Keychron B3 Pro such as the shortcuts, Keychron Launcher tutorial, factory reset, and more in the FAQ section.
