Keychron Q3U-M3 4894979049858 75% wireless mechanical keyboard 8K polling 2.4GHz/BT5.3 ZMK RGB gasket Milk switches

Keychron Q3 Max Carbon Black (4894979049858)

The Keychron Q3 Max is a premium, tenkeyless (TKL) wireless mechanical keyboard designed for users who seek the perfect balance between desk space efficiency and full-size performance. This specific configuration (Q3U-M3) features a heavy, CNC-machined aluminum chassis in Carbon Black and is equipped with Gateron Jupiter Brown tactile switches, providing a refined balance of physical feedback and smooth operation. As a flagship of the "Max" series, it offers professional-grade 2.4 GHz wireless connectivity with a 1000 Hz polling rate for a lag-free experience, alongside Bluetooth 5.1 for versatile multi-device pairing. The internal architecture utilizes a sophisticated double-gasket mount system and five layers of acoustic dampening foam to deliver a soft, flexible typing feel and a deep, muted "thocky" sound signature. With full QMK/VIA support, the Q3 Max allows for complete remapping of keys and the integrated rotary knob, while the hot-swappable PCB enables effortless switch customization. Featuring premium double-shot PBT keycaps and south-facing RGB lighting, it provides a top-tier desktop environment for both professional productivity and enthusiast-level customization.

Technical Specifications

* Model: Q3 Max (Q3U-M3)

* EAN: 4894979049858

* Part Number: Q3U-M3

* Layout: TKL (80% / 87 keys)

* Connectivity: 2.4 GHz Wireless, Bluetooth 5.1, USB-C Wired

* Body Material: Full CNC Machined 6063 Aluminum

* Switch Type: Gateron Jupiter Brown (Pre-lubed, Tactile)

* Hot-swappable: Yes (3-pin & 5-pin MX mechanical switches)

* Keycaps: Double-shot PBT (KSA Profile, Non-shine-through)

* Polling Rate: 1000 Hz (2.4 GHz & Wired) / 90 Hz (Bluetooth)

* Internal Structure: Double-Gasket Design, IXPE Foam, PET Film, Latex Foam, Case Foam

* Stabilization: Screw-In PCB Stabilizers

* N-Key Rollover (NKRO): Supported for both wireless and wired modes

* MCU: ARM Cortex-M4 32-bit STM32F402 (256KB Flash)

* Battery: 4000 mAh Rechargeable Li-Polymer

* Battery Life: Up to 180 hours (Backlight off)

* Operating System: macOS / Windows / Linux

* Software Support: QMK / VIA / Keychron Launcher

* Dimensions: 365.1 x 137 mm (Width x Depth)

Key Features

* Compact TKL Layout: Offers the classic 80% form factor, retaining all essential function and arrow keys while freeing up desk space for increased mouse movement and better ergonomics.

* Triple-Mode Connectivity: Combines ultra-fast 2.4 GHz wireless for gaming, Bluetooth 5.1 for connecting up to three devices simultaneously, and a stable USB-C wired connection for charging and use.

* Advanced Double-Gasket Engineering: Features a unique internal mounting system that isolates the plate from the case, providing a cushioned, flexible typing experience that enhances long-term comfort.

* High-Fidelity Acoustic dampening: Integrates five layers of sound-absorbing materials to eliminate internal "ping" and hollow sounds, resulting in a consistent and premium "thocky" auditory profile.

* Total Customization via QMK/VIA: Allows for the complete remapping of keys and the programming of complex macros through open-source firmware, with settings stored directly on the device's internal memory.