SKU: 22927840259

Keychron K3 Max QMK/VIA Wireless 75% Custom Mechanical Keyboard | RED Switches

Sale price$1304.55 Regular price$1449.50
Save 10%

Pay in installments of $362.38 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 20 - Jul 25

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Keychron K3 Max QMK/VIA Wireless 75% Custom Mechanical Keyboard | RED SwitchesThe Keychron K3 Max QMK VIA Low Profile Wireless Custom Mechanical Keyboard is an ultra slim 75% compact mechanical keyboard designed for maximum versatility and efficiency. Supporting 2. 4GHz, Bluetooth 5. 1, and USB Type C wired connectivity, it seamlessly adapts to various work and gaming environments. Users can take full control of their setup using the Keychron Launcher web app, which enables key remapping, macros, and custom commands with ease.

The Keychron K3 Max QMK/VIA Low Profile Wireless Custom Mechanical Keyboard is an ultra-slim 75% compact mechanical keyboard designed for maximum versatility and efficiency. Supporting 2.4GHz, Bluetooth 5.1, and USB Type-C wired connectivity, it seamlessly adapts to various work and gaming environments. Users can take full control of their setup using the Keychron Launcher web app, which enables key remapping, macros, and custom commands with ease. The LSA (low-profile spherical-angled) keycaps are designed for both Windows and macOS, ensuring a smooth typing experience right out of the box.

Designed for fast-paced gaming and professional multitasking, the K3 Max features a 1000Hz polling rate in both 2.4GHz and wired modes, minimizing input lag for near-instant responsiveness. The Gateron Low Profile Red switches offer a linear, pre-lubed feel, delivering smooth keystrokes with low sound levels, making them ideal for office work and gaming. The keyboard’s hot-swappable version allows users to customize their typing experience without soldering, making it easier than ever to swap switches for a personalized feel.

Powered by QMK/VIA firmware, the K3 Max provides extensive customization options for power users. The ARM Cortex-M4 32-bit MCU with 256KB Flash ensures stable performance, while the IXPE acoustic foam dampens keystroke sounds, creating a quieter and more comfortable typing experience. Additionally, redesigned stabilizers help reduce key wobble, especially on larger keys like the space bar, Shift, Enter, and Backspace, ensuring greater accuracy and consistency. For Mac users, the dedicated macOS layout replicates the Apple keyboard function keys, making it a seamless transition for Apple enthusiasts.

Aesthetically, the K3 Max combines functionality with style, featuring double-shot PBT keycaps for enhanced oil resistance and durability. With 22 RGB backlight effects (plus a white backlight option), users can further fine-tune brightness, hue, and effect speed for a fully immersive experience. The 1550mAh battery provides up to 73 hours of wireless use with backlight off and 42 hours with RGB at its lowest brightness, ensuring long-lasting wireless performance. Compact, powerful, and highly customizable, the Keychron K3 Max sets a new benchmark for low-profile mechanical keyboards.

FEATURES:

  • Customisable keyboard with 75% layout
  • 2.4GHz & Bluetooth connection
  • QMK/VIA Support
  • Double-shot PBT keycaps
  • Ultra-slim design
  • Hot-swappable
  • RGB LED lights
  • Low profile Gateron Low Profile RED switches
  • Acoustic foam

SPECIFICATIONS:

  • Colour: Black
  • Number of Keys_ 84 (75%)
  • Switches: Gateron low-profile mechanical
  • Switch Face_ North-facing
  • Number of Multimedia Keys_ 12
  • Frame Material_ ABS + Aluminium frame
  • Keycap Material_ Low-profile double-shot PBT
  • Layout: ANSI
  • Polling Rate (2.4GHz and Wired Mode): 1000Hz
  • Polling Rate (BT Mode): 90Hz
  • N-Key Rollover (NKRO): Yes for both wireless and wired modes
  • Backlit: 22 types of RGB backlight options plus endless possibilities
  • Battery: 1550mAh rechargeable li-polymer battery
  • Wireless Working Time (Backlit off): Around 73 hours (Lab test result may vary by actual use)
  • Wireless Working Time (RGB): Around 42 hours (Lowest brightness)
  • Connection: 2.4GHz / Bluetooth / Type-C wired
  • Bluetooth version_ 5.1
  • Bluetooth Device Name_ Keychron K3 Max
  • Compatible System_ macOS / Windows / Linux
  • Typing Angle_ 2.5º, 4.2º and 6.5º
  • MCU: ARM Cortex-M4 32-bit STM32F402 (256KB Flash)
  • Operating Environment_ -10 to 50℃
  • Gateron Low Profile RED Switch_
    • Operating force_ 50 ± 15 gf
    • Pre-travel: 1.7 ± 0.4mm
    • Travel distance_ 3.0 ± 0.2mm
    • Behavior: Linear
    • Pre-lubed: Yes
    • Sound level_ Low
    • Suitable for_ Office/gaming
  • Product Dimensions_ 30.6 x 11.6 x 1.7~2.2 cm
  • Product Weight_ 525g

WHAT’S IN THE BOX_

  • Keychron K3 Max QMK/VIA Low Profile Wireless Custom Mechanical Keyboard | RED Switches – Black x1
  • Type-A to Type-C Cable x1
  • Extension Adapter for Receiver x1
  • Type-A 2.4GHz Receiver x1
  • Keycap & Switch Puller 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: 22927840259

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.4 ★★★★★
Based on 27 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
N
Nathaniel Ramos
Boise, US
★★★★★ 5
Comfortable Stretch Shirt with a Clean, Fitted Look for Everyday Wear
Color: Black, Size: Large
This short sleeve button-down shirt is made from a lightweight fabric with a soft texture and noticeable stretch, giving it a flexible and easy-to-wear construction. The material drapes cleanly and maintains a structured appearance during regular use. The fit is tailored with a more defined cut through the chest and sleeves, creating a streamlined silhouette. The fabric holds its shape well and shows limited wrinkling compared to heavier woven materials, helping it maintain a neat appearance over time. Stitching and construction appear solid, with consistent button alignment and secure seams throughout. The collar retains its structure after repeated wear, and the overall build quality remains stable after multiple uses and washes. The fabric composition allows for a lighter overall feel, and the design works well across different styling combinations depending on the setting. Overall, it is a well-constructed button-down shirt with a tailored fit, flexible fabric design, and consistent build quality suitable for regular use.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 21, 2026
E
EverydayConsumerEddy
Port Orchard, US
★★★★★ 5
Comfortable everyday shirt with a clean fit and great price
Color: Light Grey, Size: Medium
This is a really comfortable short sleeve button down that feels easy to wear right out of the package. The material has a nice stretch to it which makes it move with you instead of feeling stiff, and it lays nicely on the body for a more fitted but still relaxed look. It keeps a pretty clean shape throughout the day and does not wrinkle too badly compared to heavier shirts, which helps it look put together without much effort. The fit is one of the better parts since it sits well through the chest and shoulders without feeling tight, and the sleeves have a nice taper that gives it a more modern look. Stitching and overall construction feel solid, and the buttons and seams seem secure and well aligned. It works well for casual wear or even a more dressed up casual office setting depending on how you style it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 23, 2026
R
RJ
Whiting, US
★★★★★ 3
Decent fit, comfortable, but washed out black color
Color: Black, Size: Large, Color: Black, Size: Large
This shirt fits well and sits comfortably through the shoulders and chest. The stretch in the material helps it move easily, and the cut works fine for casual or office use. The overall feel is straightforward and easy to wear. The black color is more like a washed or faded black rather than the rich black I was expecting. It doesn’t have that deep tone that stands out, and the material itself doesn’t give off a premium impression. It still works fine for regular wear and doesn’t cause any issues while moving around. Even with the lighter black tone and the average material, the fit and comfort make it a decent shirt for everyday use or simple business‑casual outfits.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 20, 2026
K
KH86
Houston, US
★★★★★ 5
Mens Muscle Fit Short Sleeve Button Down Dress Shirt
Color: Light Blue, Size: Small
This shirt feels light and comfortable, with a soft stretch that makes it easy to move in. The muscle‑fit cut highlights the chest and shoulders without feeling tight, giving it a clean, modern look. The fabric stays breathable on warm days, and the short‑sleeve button‑down style works well for office wear or casual outings. It pairs easily with jeans or dress pants. Pros: - Soft, stretchy fabric for comfort - Athletic muscle‑fit silhouette - Breathable for summer wear - Versatile business‑casual style - Works well for office, travel, or weekends Cons: - Fabric is thin, so an undershirt may be needed - Fit runs snug across the chest for some Summary: A lightweight, stretchy summer shirt that gives a clean, fitted look for work or casual days.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 25, 2026
O
Verified Purchase
oscar
Carnegie, US
★★★★★ 5
Es ok
Shirt a little too see through but just what I wanted feels nice and cool in the sun
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026

recommand products