FiiO K9 AKM, headphone amplifier with DAC

FiiO K9 AKM is a premium audio decoder and amplifier designed for audiophiles and music enthusiasts to deliver exceptional sound quality and detail. Equipped with powerful AKM DACs and THX AAA 788+ amplifiers, this device allows you to enjoy a flawless audio experience with both wired and wireless headphones. The K9 AKM also supports high-quality Bluetooth and a variety of audio formats, making it a great choice for both music and video games.

AKM DAC combination: AK4191EQ + AK4499EX ensures accurate and detailed sound reproduction.
THX AAA 788+ Amplifier: Powers both 300Ω and 32Ω headphones.
High-resolution support: Supports PCM up to 768kHz/32bit and DSD512.
Bluetooth 5.1 with LDAC/aptX: High-quality wireless audio transmission.
UAC1.0/UAC2.0 compatibility: Plug-and-play with additional driver support.
RGB lighting and precise volume control: 120-step adjustment.

Headphone amplifier with DAC is a stationary headphone amplifier with an integrated DAC converter, which is characterized by exceptional sound quality and wide functionality. This is one of the most advanced current stationary headphone amplifiers with DAC function. K9 AKM stands out for its technological advantage compared to previous models. It provides a slightly softer sound character, which perfectly complements various music genres. The amplifier also features flexible source selection and three gain settings. This provides additional power and allows you to customize the sound according to the personal needs of the listener.

Quality, functionality and design

The FiiO K9 AKM is equipped with the highest-end AK4191EQ + AK4499EX DAC chips and a THX AAA 788+ amplifier, ensuring exceptional sound quality and low distortion. This model also features QCC5124 5.1 Bluetooth technology with LDAC and aptX Adaptive codec support, allowing you to enjoy high-resolution wireless audio transmission. In terms of design and construction, the FiiO K9 AKM is made of CNC-machined aluminum, giving the amplifier a matte black color and an elegant appearance. The amplifier can be used both horizontally and vertically. This is what gives it flexibility in various situations. The front panel features a large, central potentiometer with thin LED lighting. The FiiO K9 AKM also features a wide selection of connections, including USB-C, coaxial, optical and Bluetooth, giving users the flexibility to connect various sources.

Convenient to use every day

FiiO K9 AKM not only stands out for its technical features and design, but also provides users with exceptional ease of use. The amplifier is versatile, allowing it to be used as a comprehensive audio control center. The device supports digital decoding up to 768kHz-32bit/DSD512 (USB DAC). This ensures that even the most demanding users can enjoy high-resolution audio recordings. In addition, the USB-C connector installed in the FiiO K9 AKM provides additional flexibility when connecting various sources, including laptops, digital audio players or even smartphones. As mentioned earlier, this is one of the most advanced FiiO models, providing everything you may need for today's use.

Frequency response (Hz) 20Hz~50kHz: damping＜-3.5dB
Bluetooth version 5.1
Balanced headphone output: Yes
DAC Chip AK4499EX+AK4191EQ
Power (mW@16Ω) L+R≥1000mW+1000mW
Power (mW@32Ω) L+R≥1500mW+1500mW
Power (mW@300Ω) L+R≥200mW+200mW
Power, Balanced Out (mW@300Ω) L+R≥780mW+780mW
Power, Balanced Out (mW@32Ω) L+R≥2000mW+2000mW
Power, Balanced Out (mW@16Ω) L+R≥1000mW+1000mW
Weight, g 2660