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Fiio K3S Headphone Amplifier & USB-C DAC
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Fiio K3 Pocket-sized Power Flexibility
Headphone Amplifier & USB-C DAC
- 2 USB Audio Modes - Be capable of decoding up to 384kHz/32 bit PCM and native DSD256
- PCM384k/DSD256 Decoding - Equipped with XMOS U30881C10 USB receiver chip+AKM AK4452 DAC+ Op-amps OPA926x2 + LPF TI OPA1612
- Dual Headphone Outputs and Dual Digital Audio Outputs - Multiple interfaces-Dual headphone jacks(3.5mm and 2.5mm) + 3.5mm line out + Coaxial and optical digital outs
- Modern USB Type-C input interface + Two modes of USB audio-USB 1.0 and USB 2.0
- ADC Volume Control - More accurate ADC volume control +Gain and bass switches
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ADC volume controlThe use of ADC volume control can not only eliminate channel volume imbalances, but also allows the user to smoothly adjust the volume to a more accurate and finer degree to boost headphones of all kinds of sensitivity for a variety of listening needs. |
A tactile audiovisual experienceThe volume knob, with 45° notches etched onto its surface and perfectly sized to allow easy one-finger operation. Next to the volume knob is an RGB light that indicates what kind of digital audio is being input to the K3. |
Versatility from multiple interfacesDifferent connection options for different scenarios: 3.5mm single-ended and 2.5mm balanced headphone jacks + 3.5mm line out + Coaxial and Optical digital outs |
All-aluminum black bodyThe all-aluminum black body has been painstakingly CNC-machined, anodized, and sandblasted to ensure that the K3 feels robust yet perfectly textured for a great feel in your hands. |
Specifications
Model No. | K3 |
USB | Type-C |
USB Audio Class | UAC1.0 + UAC2.0 |
Volume Knob | ADC |
Gain | L/H |
Bass Boost | 0/+6dB |
Line Out | 3.5mm |
Headphone Out 1 | 3.5mm single-ended output |
Headphone Out 2 | 2.5mm TRRS balanced output |
Coaxial Out | RCA for 192kHz, support DSD64 DOP |
Optical Out | Up to 96kHz |
USB Chip | XMOS XUF208 |
USB Driver | ASIO/KS/DS/WASAPI/DSD DOP(Native) |
Audio DAC | AKM AK4452 |
LPF OP AMP | TI OPA1612 |
Driver OP AMP | OPA926×2 |
Output Power 1 (3.5mm headphone output) |
220mW(16Ω) 120mW(32Ω) |
Output Power 2 (2.5mm TRRS balanced headphone output) |
320mW(16Ω) 200mW(32Ω) |
Line Level | 1.9Vrms |
DAC | 384kHz/32bit |
DSD | DSD256 |
SNR | ≥113dB |
THD+N | ≤0.004% |
Frequency Response | 20Hz-80kHz |
RGB indicator | Sample rate ≤ 48kHz - Blue |
Sample rate >48kHz - Yellow | |
DSD format - Green | |
Dimensions | 70×58×22mm |
Weight | 82g |