The Keychron K3 Max is a low-profile wireless mechanical keyboard with a 75% layout, designed for maximum productivity and gaming performance. Supporting 2.4 GHz, Bluetooth 5.1, and USB-C wired connections, this ultra-slim keyboard is equipped with QMK/VIA programmability for limitless customization. The low-profile Gateron switches provide a slim, responsive typing experience, while the acoustic foam layers enhance sound and comfort. Featuring hot-swappable technology, double-shot PBT keycaps, and RGB backlighting, the K3 Max offers a premium experience in an ultra-slim design.
Key Features:
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2.4 GHz, Bluetooth, & USB-C Connectivity: Seamless switching between multiple devices.
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Low-Profile Gateron Switches: 31% slimmer, with linear, clicky, or tactile options.
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QMK & VIA Programmability: Complete control over key remapping and macros.
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Hot-Swappable: Supports low-profile mechanical switches without soldering. **The K3 Max is currently compatible with Gateron/Keychron low-profile mechanical switches only, as QMK does NOT support low-profile optical switches.**
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Double-shot PBT Keycaps: Durable, oil-resistant keycaps for long-term use.
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Redesigned Stabilizers: Enhanced stability on large keys like space bar and shift.
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RGB Backlighting: Over 22 customizable lighting effects.
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Ergonomic Support: Adjustable typing angles for improved wrist comfort.
SPECIFICATION
Number of Keys: 84 (75%)
Switches: Gateron low-profile mechanical
Switch Face: North-facing
Number of Multimedia Keys: 12
Frame Material: ABS+Aluminum 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
*The K3 Max is currently compatible with Gateron/Keychron low-profile mechanical switches only, as QMK does NOT support low-profile optical switches.
CONNECTIVITY AND POWER
Backlit: 22 types of RGB backlight options plus endless possibilities
Battery: 1550 mAh 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: 2.4 GHz / Bluetooth / Type-C wired
Bluetooth version: 5.1
Bluetooth Device Name: Keychron K3 Max
Compatible System: macOS / Windows / Linux
PHYSICAL UNIT
Dimension: 306 x 116 mm (12.04 x 4.56")
Weight: 525 g / 1.16 lbs
Height without keycap (front): 11 mm (0.43")
Height without keycap (rear): 15 mm (0.59")
Height incl. keycap (front): 17 mm (0.66")
Height incl. keycap (rear): 22 mm (0.86")
Typing Angle: 2.5º, 4.2º and 6.5º
MCU: ARM Cortex-M4 32-bit STM32F402 (256KB Flash)
Operating Environment: -10 to 50℃
