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FiiO K3

Products

FiiO K3

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FiiO K3

149.95

Pocket-size Power Flexiblity

Headphone Amplifier & USB-C DAC

Features

  • 2 USB audio modes

  • PCM384k/ DSD256 decoding

  • Dual headphone outputs

  • Dual digital outputs

  • ADC volume control

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Technical Specs

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

Frequency response curve 1 (Headphone output)   Test condition: USB DAC input, play -5 dB sinusoidal signal, 192kHz 5-92kHz, 32Ω loaded

Frequency response curve 1 (Headphone output)

Test condition: USB DAC input, play -5 dB sinusoidal signal, 192kHz 5-92kHz, 32Ω loaded

Frequency response curve 2 (Line output)   Test condition: USB DAC input, play -5 dB sinusoidal signal, 192kHz 5-92kHz, 10K loaded

Frequency response curve 2 (Line output)

Test condition: USB DAC input, play -5 dB sinusoidal signal, 192kHz 5-92kHz, 10K loaded

Frequency response curve 3 (Balanced output)   Test condition: USB DAC input, play -5 dB sinusoidal signal, 192kHz 5-92kHz, 32Ω loaded

Frequency response curve 3 (Balanced output)

Test condition: USB DAC input, play -5 dB sinusoidal signal, 192kHz 5-92kHz, 32Ω loaded