Keychron B1 Pro Ultra-Slim 75% Wireless Keyboard - Space Grey
SKU: 19175709029

Keychron B1 Pro Ultra-Slim 75% Wireless Keyboard - Space Grey

Sale price$404.55 Regular price$449.50
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Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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Description

Keychron B1 Pro Ultra-Slim 75% Wireless Keyboard - Space GreyThe Keychron B1 Pro Ultra Slim 75% Wireless Keyboard is a highly portable and lightweight keyboard designed for seamless multitasking across various devices. With support for 2. 4GHz, Bluetooth, and wired modes, it offers incredible versatility for users who need to connect multiple devices simultaneously. Thanks to its ZMK customisation, you can connect up to four devices, including your phone, tablet, PC, and Mac, using three Bluetooth connections

The Keychron B1 Pro Ultra-Slim 75% Wireless Keyboard is a highly portable and lightweight keyboard designed for seamless multitasking across various devices. With support for 2.4GHz, Bluetooth, and wired modes, it offers incredible versatility for users who need to connect multiple devices simultaneously. Thanks to its ZMK customisation, you can connect up to four devices, including your phone, tablet, PC, and Mac, using three Bluetooth connections and a dedicated 2.4GHz dongle. This flexibility ensures you can switch between devices effortlessly, making it ideal for professionals who require reliable, multi-device support.

The B1 Pro also boasts a remarkable battery life, providing up to 1200 hours of continuous use, or around 8 months with 5 hours of daily usage. This extended battery performance allows you to use the keyboard for months without frequent charging, ensuring it remains a dependable tool for long-term use. Additionally, it supports uninterrupted operation while charging, so you never have to pause your work. For gamers and fast typists, the 1000 Hz polling rate on the 2.4 GHz connection delivers a responsive, cable-free experience, while Bluetooth 5.2 offers smooth connectivity for multitasking across devices.

Designed for both Mac and Windows users, the B1 Pro features a Mac layout but remains fully compatible with Windows, offering the same multimedia and function key capabilities that Apple users expect. The concave keycaps, optimized for ergonomic typing, reduce input errors and ensure comfort, while the ultra-thin 5.2mm frame and 3.2-degree typing angle provide stability during extended typing sessions. Additional features, such as a silicone key skin for protection, emoji shortcuts, and the Keychron Launcher for keymap customization, make this keyboard a versatile and user-friendly option for everyday use.

FEATURES:

  • Ultra-slim and lightweight design
  • Scissor mechanism for switches
  • 1000Hz Polling Rate
  • 8 months battery life
  • 2.4GHz and Bluetooth connection
  • Support for Mac OS and Windows
  • ZMK support for more customization

SPECIFICATIONS:

  • Number of Keys_ 77 (75%)
  • Number of Multimedia Keys_ 12
  • Typing Angle_ 3.2º
  • Frame Material_ ABS
  • Keycap Material_ ABS
  • Layout: ANSI
  • Polling Rate_ 1000 Hz (2.4 GHz & wired) / 90 Hz (Bluetooth)
  • Backlight: Non-Backlit
  • NKRO Support_ No
  • Battery: 800 mAh rechargeable li-polymer battery
  • Wireless Working Time_ Up to 8 months (Lab test result may vary by actual use)
  • Charging Time_ Around 2.5 hours
  • Connection: 2.4 GHz / BT / Type-C Wired
  • Bluetooth version_ 5.2
  • Bluetooth Device Name_ Keychron B1 Pro
  • Compatible System_ macOS / Windows / Linux
  • Colour: Space Grey
  • Product Dimensions_ 29.6 x 13 x 0.5~1.5 cm
  • Product Weight_ 425g

WHAT'S IN THE BOX_

  • Keychron B1 Pro Ultra-Slim 75% Wireless Keyboard - Space Grey x1
  • Type-C Cable x1
  • USB Type-A to Type-C Adapter x1
  • USB Type-A 2.4GHz Wireless Receiver x1
  • Silicone Skin x1
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 19175709029

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Susan Brown
West Palm Beach, US
★★★★★ 5
Very Comfortable!
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
Very comfortable. Don’t slip off back of heal. Love the colors.
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Reviewed in the United States on March 25, 2026
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C. V.
Whiting, US
★★★★★ 5
😊
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
These are really nice except I don’t like all the colors of them so I’m getting different ones same company just different colors. I don’t like the thick ones these are perfect.. 🤩
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Reviewed in the United States on February 24, 2026
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KDK in Texas
Alexandria, US
★★★★★ 3
Pretty Colors to Encourage Me to Walk!
Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
Hum. Extra large does not seem extra large. I have a slender but size 10-10.5 foot. Will keep but was hoping for a looser fit. Bought to match an Under Armour walking outfit.
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Reviewed in the United States on May 16, 2026
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Patti J Fredley
Lexington, US
★★★★★ 5
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So cute
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Reviewed in the United States on March 6, 2026
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Excelente
Houston, US
★★★★★ 5
Excelente calidad
Color: Black, Size: Standard - 4 Panel
Excelente
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