このキーボードの概要
| Brand | Keychron®︎ |
| Layout | JIS, US |
| Size | 96%Full |
| Connection | Bluetooth, USB |
| Hot-Swap | hotswap-available |
Types of Keychron and how to choose ▷▷▷
あわせて読みたい
Keychron K4 Proが発売！キーマップカスタマイズに対応したMacでも使える96％レイアウトキーボード
2023年1月10日、Keychronは公式ツイッターを更新し、Keychron K4 Proの発売を発表しました。 Keychron K4 Pro is now live starting at $89!A QMK/VIA wireless mechani…
仕様詳細
- trade (brand) name
- Keychron K4(V2)
- Total number of keys
- 103 keys (Japanese)/100 keys (US) *NumLock works only on Windows
- multimedia key
- 12 keys
- Main body material
- Aircraft grade aluminum or plastic frame and ABS bottom
- Keycap Material
- ABS
- backlight
- 18 types, 4 levels of adjustable RGB or White LED
- Supported Systems
- Windows/Android/Mac/iOS
- battery
- 4000mAh rechargeable lithium polymer
- Bluetooth operating time
- RGB: up to 240 hours (with LED OFF), up to 72 hours (with LED ON), White LED: up to 240 hours (with LED OFF), up to 68 hours (with LED ON)
- connection
- Bluetooth and USB TYPE-C
- Bluetooth version
- 5.1
- Size
- Aluminum frame] 376 x 129mm, [Plastic frame] 371 x 124mm (both 32mm high (keycap front) / 41mm high (keycap rear))
- weight
- Approx. 915g (aluminum frame), approx. 744g (plastic frame)
- contents
- K4 keyboard x 1, USB-A to USB Type-C cable x 1, keycap remover x 1, switch remover x 1 (hot-swap model only), user manual x 1
Information reference: https: //kopek.jp/products/keychron-k4-jp/
Difference between K4 and K4 Pro
| K4 Pro | K4V2 | |
|---|---|---|
| hot swap | support | incompatible (Compatible models also exist.) |
| QMK/VIA | support | incompatible |
| typing angle | 3º, 7º ,10º | 9° only |
| key switch | Keychron K Pro | Gateron G Pro 2.0 |
| frame | Aluminum frame (approx. 5 mm) | Aluminum bezel (approx. 1 mm) Only for models equipped with *. |
| Keycap Material | Doubleshot PBT | Singleshot ABS |
| key profile | OSA | None stated |
| key layout | ANSI (US sequence only) | ANSI /JIS |
| Wireless connection uptime (Backlight off) | 300 hours | 240 hours |
| size | 390.6 x 139.2 mm | 371 x 124 mm |
| weight | 1280 g | 770g |
タップできる目次
Selectable axis types
Gateron G Pro mechanical switches
| Red | Blue | Brown | Yellow | White | Silver | |
| pressing pressure | 45±15gf | 60±15gf | 55±15gf | 50±5gf | 38±15gf | 42±15gf |
| Movement to operation | 2±0.6mm | 2.3±0.6mm | 2±0.6mm | 2.0±0.6mm | 2.0±0.6mm | 1.2±0.3mm |
| keystroke | 4.0mm max | 4.0mm max | 4.0mm max | 4.0mm max | 4.0mm max | 3.4+0/-0.4mm |
| reaction | linear | clicky | tactile | linear | linear | linear |
| sound | silent | loud | calm | silent | silent | silent |
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