The device integrates two ESS ES9069Q DACs, a Qualcomm QCC5181 Bluetooth 5.4 chip, and a THX AAA 78+ amplifier, ensuring impeccable sound quality in both wireless and wired modes.

DAC:2 × ESS ES9069Q

Battery:up to 8 hours, charging ≤2 h

These headphones feature 32 Ω impedance, 98 dB sensitivity, and a wide frequency range of 7 Hz - 40 kHz, making them easy to control even from portable devices.

Sensitivity:113dB/Vrms @ 1kHz • 98dB/mW @ 1kHz
Maximum power:2000mW

Awarded the prestigiousEISA "Streamer 2025-1026"As the title suggests, the FiiO S15 embodies perfection between sound quality, intelligence and design.

Screen:7.84″ touchscreen, 400×1280 resolution
Processor and memory:Snapdragon 660, 4GB RAM, 64GB internal memory

NOS and OS modes allow you to choose between maximally natural or more technically accurate sound, while XLR and RCA outputs ensure universal compatibility with a variety of Hi-Fi systems.

Featuring flagship AKM DAC chips, a fully balanced audio architecture and extremely powerful balanced headphone amplification of up to 4000mW, allowing for accurate and natural music reproduction. Integrated 31-band parametric equalizer, network streaming and a touch screen make it a versatile all-in-one solution.

FiiO K17won the prestigiousEISA 2025–2026award as an outstanding headphone amplifier, confirming its flagship sound quality, power and technological superiority.


DAC:AK4191 + 2× AK4499EX;
Power (balanced):up to 4000 mW + 4000 mW (32 Ω).

Featuring planar magnetic technology, they deliver a more detailed, faster and more spacious sound than conventional dynamic models in this price segment. They also feature a high-quality detachable cable and a natural wood design for a special feel and durability.

Frequency range:10Hz-40kHz
Resistance:36 Ω @ 1 kHz

Featuring a true 24-bit R2R DAC, NOS/OS modes and a very powerful fully balanced amplifier that delivers natural and detailed sound. The built-in 10-band PEQ and the ability to use external power allow for precise sound customization.

Frequency range:20Hz-80kHz
SNR:≥116dB