Where Function Meets Passion
Introducing the FiiO KB3 HiFi Audio Mechanical Keyboard—a seamless fusion of audiophile-grade sound and mechanical keyboard craftsmanship. With a gasket-mounted design and support for 32-bit/384kHz PCM audio playback, it’s the ultimate tool for both music lovers and keyboard enthusiasts.
Superior Audio Performance
Hear Every Detail
At the heart of the KB3 are dual CS43131 DACs, transforming it from a simple keyboard into a powerful audio device. Delivering up to 550mW of output power, it competes with dedicated desktop amps, ensuring your headphones deliver rich, clear sound with every note.
Effortless Connectivity
Plug and Play Your Way
Equipped with both 3.5mm single-ended and 4.4mm balanced headphone jacks, the KB3 provides broad compatibility and a hassle-free listening experience for all your audio needs.
Typing Meets Comfort
Gasket-Mounted for Smooth Typing
The shock-absorbing gasket-mounted design ensures a cushioned, comfortable typing experience, reducing strain during long work or play sessions.
Customizable Experience
Hot-Swappable Flexibility
Tailor your keyboard to your preferences with hot-swappable keyswitches. Whether you prefer clicky, linear, or tactile feedback, the KB3 lets you easily switch to match your style.
Cross-Platform Productivity
Dual OS Compatibility
With support for both Windows and macOS, the KB3 ensures seamless functionality across different operating systems, making it the ideal choice for diverse setups.
Precision Performance
Gateron G Pro 3.0 Yellow Switches
Pre-installed with smooth and silent Gateron G Pro 3.0 yellow switches, the KB3 excels in gaming, typing, and coding. These versatile linear switches are quiet and efficient—perfect for shared spaces and professional environments alike.
Whether you’re rocking out to your favorite tracks or typing up a masterpiece, the FiiO KB3 is designed to deliver comfort, customization, and uncompromising audio quality in one elegant package.
Keyboard Switch
- Primary: Gateron G Pro 3.0 Yellow switches
- Limited Founders Edition: Kailh Deep Sea Whale switches
Dimensions
- Approx. 329mm × 140mm × 43.5mm (12.95in × 5.51in × 1.71in)
Weight
- Wired Edition: Approx. 1060g (2.34lbs)
- Wireless Edition: Approx. 1115g (2.46lbs)
Battery Life (Wireless Edition)
- Up to 18 hours with RGB lights on
- Up to 500 hours with RGB lights off
- Over 2000 hours in standby mode
Input and Output
- Input: USB Type-C
- Output: 3.5mm single-ended, 4.4mm balanced headphone outputs
Audio Specifications
- DAC: Cirrus Logic CS43131 × 2
- Op Amp: SGMICRO SGM8262 × 2
- Audio Decoding: PCM up to 384kHz/32-bit, DSD256
- Output Power:
- 3.5mm SE: ≥170mW+170mW
- 4.4mm Balanced: ≥550mW+550mW
- Signal-to-Noise Ratio: ≥122dB
- Noise Floor: Approx. 2.5μV
- THD+N: <0.0005%
- USB Chip: Savitech SA9312L
System Compatibility
- Android, iOS, Windows, macOS
Color Options
- Midnight Black
- Morning Silver
Gateron G Pro 3.0 Yellow Switch Specifications
- Series: 3-pin/5-pin
- Total Travel: 4.0mm max
- Pre-Travel: 2.0±0.6mm
- Operating Force: 50g
- Bottom-Out Force: 67g
- Spring: 15.4mm
- Operation Life: Up to 100 million cycles
What’s Included
- Keyboard × 1
- USB-A to Type-C cable (approx. 1.6m) × 1
- Keycap puller × 1
- Warranty card × 1
- Quick Start Guide × 1