Keychron

Keychron B1 Pro Ultra-Slim ZMK/Launcher Wireless Bluetooth 2.4 GHz/Wired Connection Keyboard for Mac Windows Linux - Retro Blue

Name: Keychron B1 Pro Ultra-Slim ZMK/Launcher Wireless Bluetooth 2.4 GHz/Wired Connection Keyboard for Mac Windows Linux - Retro Blue
Brand: Keychron
SKU: B0FCLHSMT2

Status: Keychron B1 Pro Ultra-Slim ZMK/Launcher Wireless…: Unavailable on Amazon as of 2026-10-20 04:19 UTC. SpecPicks has no in-stock listing with matching specs on file; the search below lists current offers. eBay sellers may still list this model new or used.

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Bottom line: The Keychron B1 Pro Ultra-Slim ZMK/Launcher Wireless Bluetooth 2.4: 1000 Hz polling in 2.4 GHz mode for lag-free wireless typing; main trade-off: launcher runs only in Chrome, Edge, Opera, not Firefox or Safari.

Unavailable on Amazon as of 2026-10-20 04:19 UTC

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Currently unavailable on Amazon. Not the same product — 3 in-stock alternatives:

Similar: Keychron B1 Pro Ultra-Slim ZMK/Launcher Wireless… — $39.99 on Amazon as of 2026-10-21 10:16 UTC (price may vary).

View Current Price — $39.99

Similar: Keychron V6 Max Wireless Custom Mechanical… — $119.99 on Amazon as of 2026-10-20 16:16 UTC (price may vary).

View Current Price — $119.99

Similar: Keychron M6 All Silent Wireless Gaming Optical… — $54.99 on Amazon as of 2026-10-21 04:25 UTC (price may vary).

View Current Price — $54.99

Original listing (currently unavailable) → Compare to similar gaming peripherals

By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-20

Mike Perry — Hardware researcher since 2014. For keyboards, mice, headsets and other PC peripherals, synthesises manufacturer specs and independent reviews rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ 1000 Hz polling in 2.4 GHz mode for lag-free wireless typing
✓ Up to 1200-hour battery, about 8 months at 5 hours daily use
✓ Ultra-slim 0.2in front to 0.57in rear profile slips into any bag
✓ Quiet scissor-switch keys suit shared offices and late-night use
✓ Remap keys and build macros in Keychron Launcher, no install

Cons

✗ Launcher runs only in Chrome, Edge, Opera, not Firefox or Safari
✗ ABS body leans on a silicone skin rather than a metal frame
✗ Scissor switches lack the feedback of mechanical keycaps
✗ Full 1000 Hz polling needs the 2.4 GHz dongle, not Bluetooth 5.2

SpecPicks Verdict

SpecPicks scored Keychron B1 Pro Ultra-Slim ZMK/Launcher Wireless Bluetooth 2.4… using a rating × review-volume × price-fit model applied to published specs and reviews across the gaming peripherals category. Keychron's gaming peripherals lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for gaming peripherals of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

Dual Wireless Connectivity: The B1 Pro offers a high-performance 1000 Hz polling rate in 2.4 GHz mode for a smooth, cable-free experience. Easily switch between devices with Bluetooth 5.2 for seamless multitasking across multiple platforms.
Whisper-Quiet Typing: Scissor-switch keys provide silent, comfortable typing—ideal for offices or late-night use. Plus, quick emoji access via Fn + Shift adds a fun and efficient way to express yourself.
Customizable Key Mapping: Remap keys and create macros with the Keychron Launcher web app—no downloads needed. It runs smoothly on Chrome, Edge, and Opera across macOS, Windows, and Linux.
Up to 1200 Hours Battery Life: Enjoy up to 1200 hours of use—roughly 8 months with 5 hours of daily typing. The B1 Pro is built for long-lasting productivity, featuring concave keycaps for precise input and ergonomic comfort.
Sleek and Travel-Friendly Design: At just 0.2" front and 0.57" rear height, the B1 Pro is ultra-slim and portable. Durable ABS body and a protective silicone skin make it ideal for on-the-go use.

Full Specifications

Brand	Keychron
Color	Retro Blue
Language	English
Material	Acrylonitrile Butadiene Styrene
Unit Count	1 Count
Switch Type	Tactile
Battery Life	1200 hours
Connectivity	Bluetooth, 2.4GHz
Model Number	B1P-K11
Power Source	Wired
Compatibility	Switch, Mac, Linux
Number of Keys	77
Button Quantity	77
Connection Type	Wired
Keyboard Layout	QWERTY
Mfr Part Number	B1 Pro
Number of Items	1
Number of Packs	1
Special Feature	Silent
Antenna Location	Business

Ready to buy?

Amazon shows no buyable offer for Keychron B1 Pro Ultra-Slim ZMK/Launcher Wireless… at the last check. A similar in-stock product is Keychron B1 Pro Ultra-Slim ZMK/Launcher Wireless…. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Similar — $39.99