Keychron
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Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
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Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
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.
Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray
Item #: 209672813

Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery

Item #: 209672813

BND 60

Price Details

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*All items will import from US

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Order now and get it around Monday, July 13
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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.
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Product Details

Shop Keychron B4 Pro Ultra-Slim 96% Wireless Keyboard, Bluetooth/2.4 GHz/Wired Connection Keyboard with Numpad, Launcher, Up to 300 Hours Battery Compatible with Mac Windows Linux - Space Gray online at a best price in Brunei. B0FRRT1YZB
  • Ultra-Slim 96% Wireless Keyboard with Numpad: The Keychron B4 Pro is a slim, lightweight and portable wireless keyboard featuring a compact 96% layout that saves desk space while retaining number pad. It supports wireless and wired connections, offering seamless compatibility with phones, tablets, PCs, and Macs.
  • 2.4 GHz & Bluetooth Connectivity: With up to 1000 Hz polling rate in both 2.4 GHz and wired modes, the B4 Pro delivers smooth, low-latency performance for productivity. Effortlessly switch between devices via Bluetooth 5.2, making multitasking across your phone, tablet, and laptop simple and responsive.
  • Compatible with All Devices: Fully compatible with macOS and Windows, the B4 Pro lets you switch between multimedia and function keys using Fn + X + L. A handy side toggle instantly changes OS modes—perfect for users who move between multiple platforms and devices.
  • Up to 300 Hours of Battery Life: Powered by an 800 mAh battery, the B4 Pro offers up to 300 hours of continuous use on a single charge. Create, work, or game longer without worrying about frequent recharging—perfect for professionals on the go.
  • Program with the Keychron Launcher Web App: Remap any key and create macros effortlessly using the Keychron Launcher web app. It runs directly in your browser on macOS, Windows, and Linux—no installation required.
  • Ultra-Slim Body with Round Keycaps: The ultra-slim body paired with rounded keycaps delivers precise input and lasting comfort. Designed to match your fingertips’ natural shape, they help reduce typing errors and improve overall efficiency.
Compatible DevicesLaptop, PC, Tablet
Connectivity Technology2.4 GHz, Bluetooth, USB-C
Additional FeaturesCustomizable Display Keys, Lightweight, Round Key, Silent, Ultra-Slim & Portable
LanguageEnglish
Power SourceBattery Powered
Keyboard LayoutQWERTY
Compatible Operating System FamilyWindows
Number of Keys100
ColorSpace Gray
Item Dimensions L x W x H14.84"L x 4.72"W x 0.43"H (37.7 x 12 x 1.1 cm)
Enclosure MaterialAcrylonitrile Butadiene Styrene
BrandKeychron
Keyboard DescriptionMembrane
Antenna LocationBusiness, Office, Personal
Built-In MediaKeyboard x1, Silicone Skin x1, Type-A 2.4 GHz Receiver x1, Type-A to Type-C Adapter x1, Type-C Cable x1
Model NumberB4 Pro
Model NameB4P-K1
Unit Count1.0 Count
ManufacturerKeychron
Recommended Uses For ProductBusiness, Office, Personal
Special FeatureCustomizable Display Keys, Lightweight, Round Key, Silent, Ultra-Slim & Portable
Product Dimensions (L x W x H)14.84"L x 4.72"W x 0.43"H (37.7 x 12 x 1.1 cm)
MaterialAcrylonitrile Butadiene Styrene
Included ComponentsKeyboard x1, Silicone Skin x1, Type-A 2.4 GHz Receiver x1, Type-A to Type-C Adapter x1, Type-C Cable x1 See more

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

What's in the box

Keyboard x1

Type-C Cable x1

Type-A to Type-C Adapter x1

Type-A 2.4 GHz Receiver x1

Silicone Skin x1

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: How long does the battery last on a full charge?

    Answer: The Keychron B4 Pro offers up to 300 hours of use on a single charge.
  • Question: Can I use this keyboard with multiple devices?

    Answer: Yes, it supports seamless switching between multiple devices via Bluetooth or 2.4 GHz wireless.
  • Question: Is the keyboard customizable?

    Answer: Absolutely! You can customize key remapping, macros, and shortcuts using the Keychron Launcher web app.

Keychron Keyboards B4 Pro Editorial Review

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Customer Reviews & Ratings

4.9
18 customers ratings
  • 5 Star
    95%
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  • 3 Star
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Mohd
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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
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Shawati
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“Accurate delivery timing given”

16 June 2026 · via Trustpilot
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Youcef
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“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
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6/7/2026 · via Trustpilot
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
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BND 60

Order now and get it around Monday, July 13

QTY:

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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

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Fastest cross-border delivery

Features & Benefits

  • Ultra-thin and lightweight design for portability.
  • Impressive 300-hour battery life for uninterrupted usage.
  • Supports 2.4 GHz wireless, Bluetooth, and wired connections.
  • Customizable settings with Keychron Launcher for personalization.
  • Quickly access emojis to enhance communication.
  • Ergonomic design reduces strain during long typing sessions.

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