このキーボードの概要
| Brand | Keychron®︎ |
| Layout | US |
| Size | 75% |
| Connection | Bluetooth, USB |
| Hot-Swap | hotswap-available |
| Key Profile | Low Profile |
Comment
- October 29, 2024 Release
- It is positioned as the successor to the previously released K3 Muji and differs from K3 Max/K3 Pro.
- Compared to the conventional K3, the keymap can be changed due to QMK support.
- Additional acoustic foam and BT5.2 and shine-through keycaps are also included.
- Prices as low as $84.00 for the white backlit model, $94.00 for the RGB backlit model, and $104.00 for the RGB backlit (hot-swappable) model
- The definitive 75% layout keyboard for the world’s great need
- The two wireless connection methods are Bluetooth 5.2, and there is no 2.4 GHz band connection, which the K3 Max has.
- Acoustic forms are fewer in number than K3Max
- The wired connection method is USB Type-C as before.
- Hot-swappable on some models
- Gateron LP 2.0 is used.
- Click here to purchase ▷▷▷.
Difference between Keychron K3 Version3 and K3 Max
| K3 Max | K3 Version.3 | K3 | |
|---|---|---|---|
| Connection method | USB Type-C 2.4GHz Bluetooth 5.1 | USB Type-C Bluetooth 5.2 | USB Type-C Bluetooth 5.1 |
| Polling rate (wireless connection) | 1000Hz (2.4GHz) 90Hz (BT) | 90Hz (BT) | 90Hz (BT) |
| QMK/VIA compatible | Support (Keychron Lancher) | Support (Keychron Lancher) | incompatible |
| key switch | Gateron Low Profile only | Gateron Low Profile only | Gateron Low Profile or Keychron Optical |
| Sound-absorbing foam | Mounted (4 layers) | Mounted (2 layers) | not equipped (with) |
| hot swap | Optionally available | Optionally available | Optionally available |
| keycap | LSA Double-shot PBT | LSA Shine-through ABS | Shine-through ABS |
Where to Buy
- Keychron.com｜Official website with the entire product lineup
- Keychron on Amazon Official｜Amazon Japan’s official store
- Keychron (Rakuten Ichiba)
Types of Keychron and how to choose ▷▷▷
仕様詳細
| Number of Keys | 84 (75%) |
|---|---|
| Switches | Keychron low-profile mechanical |
| Switch Face | North-facing |
| Number of Multimedia Keys | 12 |
| Frame Material | ABS+Aluminum frame |
| Keycap Material | Shine-through ABS |
| Layout | ANSI |
| Polling Rate (Wired Mode) | 1000Hz |
| Polling Rate (Wireless Mode) | 90Hz |
| N-Key Rollover (NKRO) | Yes for both wireless and wired modes |
| Backlit | 22 types of RGB backlight options plus endless possibilities |
| Battery | 1550 mAh rechargeable li-polymer battery |
| BT Working Time (Backlit off) | Up to 124 hours (Lab test results may vary by actual use) |
| BT Working Time (RGB) | Up to 82 hours (Lowest brightness) |
| Connection | Bluetooth and Type-C cable |
| Bluetooth version | 5.2 |
| Bluetooth Device Name | Keychron K3 Version 3 |
| Compatible System | macOS/Windows/Linux |
| Dimension | 306 x 116 mm (12.04 x 4.56″) |
| Weight | 540 g / 1.19 lbs |
| Height without keycap (front) | 9 mm (0.35″) |
| Height without keycap (rear) | 14 mm (0.55″) |
| Height incl. keycap (front) | 19 mm (0.75″) |
| Height incl. keycap (rear) | 23 mm (0.91″) |
| Typing Angle | 2.5º, 4.2º and 6.5º |
| MCU | Low-power ARM Cortex-M3 32-bit WB32F3G71RCT6 (256KB Flash) |
| Operating Environment | -10 to 50°C |
Information reference: https: //www.keychron.com/products/keychron-k3-qmk-wireless-mechanical-keyboard-version-3
Table of Contents
Selectable axis types
The two axes that can be selected are the Gateron LP2.0 red and brown axes.
Some models support hot-swapping.
Gateron Low-profile Switches 2.0 (Gateron Official)
| Switch | Red | Brown | Blue | Banana |
|---|---|---|---|---|
| Picture. |  |  |  |  |
| Feel | Linear | Tactile | Clicky. | Tactile |
| Color | Red | Brown | Blue | Yellow |
| Lubed. | Pre-Lubed | Pre-Lubed | Pre-Lubed | Pre-Lubed |
| Pressure | 50gf | 55gf | 65gf | 60gf |
| Operating force | 50±15gf | 55±15gf | 65±15gf | 60±15gf |
| End force | 60±5gf | 60±5gf | 70±5gf | unknown |
| Spring | 13.5mm | 13.5mm | 11.5mm | unknown |
| Pre-Travel | 1.7±0.4mm | 1.7±0.4mm | 1.7±0.4mm | 1.7±0.4mm |
| Total Travel | 3.2±0.2mm | 3.2±0.2mm | 3.2±0.2mm | 3.2±0.2mm |
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