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Description
FiiO K17 Desktop DAC & Headphone Amplifier - UKDescription FiiO K17 is a high end, all in one desktop DAC and headphone amplifier featuring a flagship AKM AK4191 + dual AK4499EX DAC combo and a powerful, discrete Class AB amplifier that delivers up to 4000mW+4000mW. Get this amazing DAC now from the official dealer of FiiO in Bangladesh, Gears for Ears today with an official 1 year warranty. Professional Grade Audio Processing with 31 Band PEQ Equipped with an M21586Q DSP chip capable of 64 bit
Description
FiiO K17 is a high-end, all-in-one desktop DAC and headphone amplifier featuring a flagship AKM AK4191 + dual AK4499EX DAC combo and a powerful, discrete Class AB amplifier that delivers up to 4000mW+4000mW. Get this amazing DAC now from the official dealer of FiiO in Bangladesh, Gears for Ears today with an official 1 year warranty.
Professional-Grade Audio Processing with 31-Band PEQ
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Equipped with an M21586Q DSP chip capable of 64-bit floating-point processing at 360MHz
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Features 31-band high-precision lossless PEQ with ±24dB gain adjustment and Q value from 0.4 to 128
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Supports dynamic range compression/expansion, limiter, and compressor without sample rate conversion (up to 96kHz)
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Compatible with Windows, macOS, and future app control (via firmware update)
Discrete Class AB Headphone Amplifier
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Fully discrete OP+transistor amplifier design
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ON Semiconductor MJE243/253 transistors deliver high current and low output impedance
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Output power: 4000mW + 4000mW (balanced) – nearly double that of the K9 Pro ESS
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Smooth, natural sound that drives both IEMs and high-impedance headphones
Flagship Dual AKM DAC Chips
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Built with AK4191 + Dual AK4499EX DACs for flagship-level decoding
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8-channel to 4-channel LPF architecture provides lower interference and higher dynamics
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Analog/digital domain separation and DWA Routing deliver clean, high-resolution output
Eight Versatile Operating Modes
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USB DAC: XMOS XU316 supports 768kHz/32bit, DSD512, MQA
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Streaming Receiver: Supports AirPlay and Roon Ready (in certification)
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Bluetooth DAC: Qualcomm QCC5125 supports LDAC, aptX HD, aptX Adaptive
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Local Playback: USB-A input supports flash drives and portable HDDs
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Optical/Coaxial Inputs: High-resolution digital input support
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Balanced/Single-Ended Line In: Analog input with full amp processing
Fully Balanced Audio Architecture
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End-to-end differential circuit design from DAC to headphone amp
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Enhanced signal integrity via OPA1612 precision op-amps
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Significantly reduces crosstalk and boosts dynamic range
Advanced Internal Design for Signal Purity
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Separate circuit boards for power, analog, and digital sections
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Audio signals transmitted using silver-plated oxygen-free copper cables
Precision Power Supply System
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35W low-noise linear power supply with custom transformer
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Five 4700μF capacitors for energy storage
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Independent digital and analog power supplies reduce interference
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Multi-stage power regulation with TPA7A47/7A33 LDOs
Ultra-Low Jitter Clock System
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3 Accusilicon femtosecond crystal oscillators (AS318-L, AS318-Pro)
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Delivers precise clocking for jitter-free audio
Premium Audiophile Components
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4 Nichicon, 4 ELNA MILIC II, and 6 ELNA RA3 capacitors
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8 Panasonic film capacitors and 32 wafer resistors
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NEUTRIK gold-plated connectors for long-lasting performance
Dual-Core Processing for Smooth Performance
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X2000 processor: Dual CPUs with dedicated low-power core
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ESP32-S3 SoC: 240MHz dual-core for responsive UI and low power draw
Retro-Inspired Yet Modern Design
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Design blends square and circle elements for visual balance
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Includes multiple physical knobs for easy control
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Optimized grid structure for efficient heat dissipation
Multiple Control Options
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3.93-inch LCD touchscreen for intuitive navigation
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Five knobs for volume, gain, and function control
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IR remote included for wireless operation
Intelligent Protection Systems
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Built-in temperature, DC output, overload, and overcurrent protection for safe usage
Always Connected – Wired & Wireless
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Supports Gigabit Ethernet and dual-band Wi-Fi (2.4G/5G)
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Seamlessly integrates with Roon, AirPlay, and USB storage for playback
Flexible Listening Scenarios
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Ideal for PC, NAS, iPad, DAPs, USB drives, and more
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Simultaneous output to headphones and active/passive speakers
Specifications
| Name/Model | K17 | Hardware solution | SoC: X2000; MCU: ESP32-S3; DAC: AK4191EX+AK4499EQ*2; USB decoding: XU316; Bluetooth decoding: QCC5125; AMP: MJE243G/253G discrete transistor current amplification headphone amplifier |
| Working mode | USB DAC mode/Coaxial decoding mode/Optical decoding mode/Line in mode/Balanced in mode/Bluetooth receiving mode/Streaming media receiving mode/Local playback mode | ||
| Colors | Black/Silver | Weight | About 2750g |
| Dimensions | About 244.6x213x66.8mm | Volume control | Knob/Touch-on-display/Remote control |
| MQA | Supports MQA full decoding | Driver-free mode (Switch mode) | Supported |
| Gain | Ultra high gain mode/Super high gain mode/High gain/Medium gain/Low gain | Bluetooth receiving (5.1) | SBC/AAC/aptX/aptX LL/aptX HD/atpX Adaptive/LDAC |
| Display | 3.93-inch LCD (240*1020) bezel-less screen | Touch-on-display | Supported |
| PEQ | Supports global 31-band PEQ (No PEQ processing in digital output) | FIIO Control | Supports settings through the app |
| WiFi | Supports 2.4G/5G dual-band WiFi | Firmware upgrade | SOC firmware: Upgrade through the rear USB-A port MCU firmware: Upgrade through the rear RS232 port XMOS firmware: Upgrade through the front or rear USB-C port |
| Remote control | Supports IR remote control (only the one included in the accessory) | Knob indicator light | Supports customizing color, brightness, supports always-on indication or RGB pulsing |
| Max. supported sampling rate | USB decoding: Up to 768kHz/32bit; DSD512 (Native) | Screen status indication | Working mode, output mode |
| Coaxial input decoding: Up to192kHz/24bit; DSD64 | Track format, sampling rate | ||
| Optical input decoding: Up to96kHz/24bit | EQ, volume | ||
| Coaxial output: Up to192kHz/24bit; DSD64 | Network status, Bluetooth codec | ||
| Optical output: Up to192kHz/24bit | Gain, time | ||
| Streaming decoding: Up to384kHz/32bit; DSD256 (DOP) | Adaptive impedance | PO: 8~150Ω | |
| Local playback: Up to384kHz/32bit; DSD256 | BAL: 8~350Ω | ||
| Buttons and Ports | |||
| Knob | Power on/off knob*1+Analog output level knob*1+Gain level knob*1+Volume knob with button*1+Menu knob with button*1 | USB port | Type-C USB*3 (Data transmission port*2+RS232 DSP regulating port*1) USB-A*1 (Data transmission port) |
| Balanced headphone out | Standard 4.4mm port*1+XLR4 balanced plug*1 | Headphone out | Standard 3.5mm port |
| Digital optical input port | Optical plug | Digital coaxial input port | RCA plug |
| Digital optical output port | Optical plug | Digital coaxial output port | RCA plug |
| Balanced line output port | XLR3 balanced plug | Single-ended line output port | RCA plug |
| Balanced line input port | Standard 4.4mm port | Single-ended line input port | RCA plug |
| Slide switch | Ground selector switch | Housing grounding terminal | M4 banana plug (Can be directly connected to use) |
| Ethernet port | 1000Mbps | TRIGGER IN port | Standard 3.5mm port |
| Power Supply Parameters | |||
| Power supply | AC 100-120V/220-240V~50/60Hz | Battery capacity | N/A |
| Audio Parameters | |||
| Performance and parameters of headphone output (6.35mm out, USB DAC/Coaxial decoding/Optical decoding, Ultra high gain mode) | |||
| Output power 1 | L+R≥1800mW+1800mW (16Ω, THD+N＜1%) | Output impedance | ＜1Ω (32Ω) |
| Output power 2 | L+R≥1850mW+1850mW (32Ω, THD+N＜1%) | Crosstalk | ≥76dB (1kHz@32Ω) |
| Output power 3 | L+R≥240mW+240mW (300Ω, THD+N＜1%) | THD+N | ＜0.0005% (1kHz/-12dB@32Ω) |
| Noise floor | ＜5μV (A-weighted) | SNR | ≥124dB (A-weighted) |
| Frequency response | 20Hz~20kHz: attenuation＜0.05dB 20Hz~90kHz: attenuation＜3dB |
Peak output voltage | ＞24Vp-p |
| Performance and parameters of headphone output (6.35mm out, USB DAC/Coaxial decoding/Optical decoding, Super high gain mode) | |||
| Output power 1 | L+R≥1800mW+1800mW (16Ω, THD+N＜1%) | Output impedance | ＜1Ω (32Ω) |
| Output power 2 | L+R≥1000mW+1000mW (32Ω, THD+N＜1%) | Crosstalk | ≥76dB (1kHz@32Ω) |
| Output power 3 | L+R≥120mW+120mW (300Ω, THD+N＜1%) | THD+N | ＜0.00056% (1kHz/-9dB@32Ω) |
| Noise floor | ＜5μV (A-weighted) | SNR | ≥121dB (A-weighted) |
| Frequency response | 20Hz~20kHz: attenuation＜0.05dB 20Hz~90kHz: attenuation＜3dB |
Peak output voltage | ＞17Vp-p |
| Performance and parameters of single-ended line output (RCA out, USB DAC/Coaxial decoding/Optical decoding) | |||
| THD+N | ＜0.00053% (1kHz/-10dB@10kΩ) | SNR | ≥121dB (A-weighted) |
| Crosstalk | ≥118dB (1kHz@10kΩ) | Noise floor | ＜2.2μV (A-weighted) |
| Frequency response | 20Hz~20kHz: attenuation＜0.05dB 20Hz~90kHz: attenuation＜3dB |
Line output level | 2.5Vrms (1kHz@10kΩ) |
| Performance and parameters of balanced headphone output (4.4mm/XLR4 out, Coaxial decoding/Optical decoding, Ultra high gain mode) | |||
| Output power 1 | L+R≥1800mW+1800mW (16Ω, THD+N＜1%) | Output impedance | ＜1.5Ω (32Ω) |
| Output power 2 | L+R≥4000mW+4000mW (32Ω, THD+N＜1%) | Crosstalk | ≥119dB (1kHz@32Ω) |
| Output power 3 | L+R≥950mW+950mW (300Ω, THD+N＜1%) | THD+N | ＜0.00049% (1kHz/-13dB@32Ω) |
| Noise floor | ＜7.9μV (A-weighted) | SNR | ≥124dB (A-weighted) |
| Frequency response | 20Hz~20kHz: attenuation＜0.05dB 20Hz~90kHz: attenuation＜3dB |
Peak output voltage | ＞48Vp-p |
| Performance and parameters of balanced headphone output (4.4mm/XLR4 out, Coaxial decoding/Optical decoding, Super high gain mode) | |||
| Output power 1 | L+R≥1800mW+1800mW (16Ω, THD+N＜1%) | Output impedance | ＜1.5Ω (32Ω) |
| Output power 2 | L+R≥3900mW+3900mW (32Ω, THD+N＜1%) | Crosstalk | ≥119dB (1kHz@32Ω) |
| Output power 3 | L+R≥480mW+480mW (300Ω, THD+N＜1%) | THD+N | ＜0.00054% (1kHz/-10dB@32Ω) |
| Noise floor | ＜7.9μV (A-weighted) | SNR | ≥123dB (A-weighted) |
| Frequency response | 20Hz~20kHz: attenuation＜0.05dB 20Hz~90kHz: attenuation＜3dB |
Peak output voltage | ＞34Vp-p |
| Performance and parameters of balanced line output (XLR3, USB DAC/Coaxial decoding/Optical decoding) | |||
| THD+N | ＜0.00045% (1kHz/-10dB@10kΩ) | SNR | ≥125dB (A-weighted) |
| Crosstalk | ≥121dB (1kHz@10kΩ) | Noise floor | ＜2.6μV (A-weighted) |
| Frequency response | 20Hz~20kHz: attenuation＜0.05dB 20Hz~90kHz: attenuation＜3dB |
Line output level | 5Vrms (1kHz@10kΩ) |
What’s in the Box
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K17 unit
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AC power cord
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USB data cable
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Headphone plug adapter
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Remote control
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Fuse
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XLR4 plug cover
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Batteries (region dependent)
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Warranty card
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Quick start guide
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy