Headphone amplifiers
EUR1299,–
FiiO K17
USB-DAC, Tone control, USB host, Display, gain switch, Bluetooth, Wi-Fi
Best selling Headphone amplifiers from FiiO
On this page you'll find a ranking of the best FiiO products in this category. To give you a quick overview, we've already ranked the most important information about the products for you.
1. FiiO K17
The FiiO K17 is a versatile and powerful audio companion for discerning music lovers. As a combination of headphone amplifier, digital-to-analogue converter (DAC) and network streamer, it offers an impressive range of functions. With its elegant design and high-quality workmanship, it fits seamlessly into any hi-fi system. Thanks to numerous analogue and digital connections, the K17 can be flexibly integrated into existing systems. Whether you want to play your favourite music from your computer, smartphone, network drive or an external storage medium, the K17 offers the right interface for every source. The integrated amplifier section delivers enough power to drive even demanding headphones effortlessly. The balanced circuitry ensures a balanced and detailed sound image. The high-precision DAC converts digital music files into analogue signals of the highest quality. A special feature of the K17 is the ability to customise the sound according to personal preferences. The integrated 31-band equaliser allows fine-tuned sound control. In addition, the K17 offers numerous other setting options that can be made via the intuitive touchscreen interface or the remote control supplied. To summarise, the FiiO K17 is a true all-rounder for music lovers who value the highest sound quality and flexibility. With its extensive range of functions and high-quality workmanship, it sets standards in its class.
2. FiiO KA11
The KA11 is equipped with the CS43131 DAC and stands out for its excellent performance while maintaining low energy consumption. It is therefore the perfect companion for audiophile adventures on the go. Its ability to support headphones with varying impedances and deliver power of up to 245 mW + 245 mW ensures that users can experience powerful and nuanced sound regardless of their headphone models. The use of high-purity, oxygen-free copper wires with a palladium coating reduces impedance and promotes fast signal transmission, effectively blocking external interference. The technological sophistication of the KA11 is enhanced by support for high-resolution audio formats such as 384 kHz/32 Bit and DSD256, giving users access to music in the highest quality at all times. The Hi-Res Audio certification confirms the outstanding sound quality of the KA11, achieved through a sophisticated HiFi circuit design and high-quality components on a circuit board finished with immersion gold. The KA11 offers exceptional sound purity and clarity with a THD+N value of less than 0.0006% and a signal-to-noise ratio of 125 dB. The device's design is not only functional but also visually appealing. The aluminum-magnesium alloy housing combines stability with an elegant appearance. The two-tone design in silver and blue provides a true eye-catcher. Connection to Apple devices is facilitated by the fixed Lightning cable.
3. FiiO KA17
The FiiO KA17 is a headphone amplifier and D/A converter with outstanding performance and versatility. It can be used both portably and stationary. With impressive output power, the KA17 effortlessly supports a wide range of in-ear monitors and over-ear headphones. The integration of two ES9069Q flagship D/A converters and advanced 32-bit HyperStream technology ensures superior sound quality and a pure, clear audio experience.
A standout feature of the FiiO KA17 is its high-precision parametric equalizer (PEQ) with ten individually adjustable frequency bands. This function allows users to modify the sound according to their personal preferences and requirements. This adaptability is supported by the powerful 16-core XMOS XU316 chip, which ensures low latency, high stability, and optimal compatibility in processing digital audio signals. The KA17 features a multi-stage THX AAA 78+ headphone amplifier that utilizes a special design architecture to enable even more realistic and natural sound reproduction.
The highly advanced multi-stage HiFi audio circuitry of the device ensures precise and dynamic music playback that is comparable to high-quality digital audio players. The careful separation of digital and analog boards in the KA17 prevents interference between signals and allows for unaltered processing of audio signals. User-friendliness is ensured by a 0.91-inch dot-matrix display and two USB Type-C ports, one of which is specifically for external power supply. The FiiO KA17 impresses as an excellent option for audio enthusiasts with its durable aluminum alloy housing, compact format, and extensive feature set.
4. FiiO K11
Immerse yourself in the fascinating world of audio enjoyment with the FiiO K11 Desktop DAC and headphone amplifier. This technological masterpiece combines perfect balance and brilliant sound quality in a sleek casing. The K11 is equipped with a variety of connections, including USB, optical, and coaxial inputs, as well as 4.4 mm, 6.35 mm, RCA, and coaxial outputs to provide a comprehensive audio experience. With a power output of 1400 mW, the amplifier effortlessly drives HiFi headphones. The three gain levels and volume curves allow the listening experience to be tailored to headphones with different impedances. Inside the K11 is a custom-made audio circuit that enables impressive sound quality. Precise voltage stabilization is ensured by 16 low-noise LDOs powered by an external 12V switching power supply. The timeless, sleek design of the K11 allows for flexible placement, while the non-slip silicone pad provides stability. The high-quality VA display shows all relevant information. The pleasant RGB lighting of the FiiO logo gives quick visual feedback on the sample rate of the current audio playback. The FiiO K11 offers user-friendly control via a multifunctional rotary knob that covers all essential functions, from power on/off to volume adjustment. Additionally, it supports a driverless USB DAC mode on Windows 10 and higher systems and is compatible with consoles like the PS5 and Switch. Dive into a new level of audio enjoyment with the FiiO K11, your desktop HiFi companion.
5. FiiO K11 R2R
Immerse yourself in the fascinating world of audio enjoyment with the FiiO K11 R2R Desktop DAC and headphone amplifier. The 24 Bit R2R DAC, developed by FiiO, delivers a uniquely charming, melodic sound. Its fully differential architecture results in lower noise and a darker musical background compared to conventional devices. With support for PCM up to 384 kHz/24 Bit and DSD256, the K11 R2R can process audio signals with high precision, bringing out all musical details beautifully. The K11 R2R features two modes: the NOS (Non-Oversampling) mode retains the original sampling rate for decoding, preserving the authentic sound and allowing you to enjoy an organic and immersive musical experience. The OS (Oversampling) mode increases the overall sampling rate to 384 kHz for superior audio performance and a more finely resolved, purer sound. The K11 R2R is equipped with a variety of connections, including USB-C, optical and coaxial inputs, as well as 4.4 mm, 6.35 mm, RCA, and coaxial outputs, enabling a comprehensive audio experience. With a high output power of 1300 mW + 1300 mW, the amplifier can easily drive HiFi headphones. The three gain levels and volume curves allow the listening experience to be tailored to headphones and earphones with different impedances. The timeless, sleek design of the K11 R2R allows for flexible placement. The high-quality display shows all relevant information, while the pleasant RGB lighting of the FiiO logo provides quick visual feedback on the sampling frequency of the current audio playback. The FiiO K11 R2R offers user-friendly control through a multifunctional rotary knob that covers all essential functions, from power on/off to volume adjustment.
6. FiiO BTR7
The FiiO BTR7 offers two uses at once. You can use it as a Bluetooth amplifier and upgrade your wired headphones to wireless headphones. Simply plug your headphones or earphones into the FiiO BTR7 and pair it via Bluetooth with your iPhone, iPad, Android smartphone, tablet or notebook to enjoy your music in superb, lossless quality and full bandwidth. Alternatively, use the BTR7 wired via its USB-C port as a premium USB DAC for a clearly audible sound enhancement for your smartphone, tablet or notebook (USB cable included for Apple iOS, Android and computer). Two integrated ES9219C DAC chips provide superb detailed sound reproduction. The THX amplifier design ensures a particularly pure sound image - noise floor and distortion are reduced to an absolute minimum. The high output power of 160 mW via the 3.5 mm headphone output and 320 mW via the balanced 4.4 mm headphone output ensure a voluminous energetic sound regardless of whether you use in-ear earphones or over-ear headphones. Functions such as skipping tracks, adjusting volume, play/pause, and answering/ending calls can be controlled directly from the BTR7's buttons. All the information you need is clearly visible on the BTR7's color display. The integrated battery provides up to 9 hours of battery life and can be quickly recharged within 1.5 hours. Wireless charging is supported by the BTR7. When connected to a smartphone via cable, the BTR7 draws the power it needs from its internal battery and does not discharge the smartphone's battery. Included in delivery are a noble leatherette case as well as a Lightning, a USB-C and a USB-A cable to connect Apple iPhone/iPad, Android devices and computers with the BTR7.
7. FiiO BTR13
The FiiO BTR13 is a compact DAC and headphone amplifier with Bluetooth and an impressive range of functions. Despite its low weight of just 28.6 grams, the device offers high performance. The two high-quality Cirrus Logic CS43131 DACs in fully balanced design and the impressive output power of 220 mW ensure that the BTR13 can be used with a wide range of headphones without any problems.
The BTR13 is particularly impressive due to its wide range of possible applications. It can be used in Bluetooth, PC or phone mode, with a convenient switch to switch between the different modes. In Bluetooth mode, the BTR13 supports advanced codecs such as LDAC, AAC, aptX HD and aptX Adaptive, which ensure excellent wireless audio transmission.
Power is supplied via the internal battery, and the BTR13 can also be charged simultaneously via the USB-C port if required. In wired PC mode, the BTR13 draws power from the PC or Mac and charges the internal battery. In wired smartphone mode, power is supplied via the BTR13's internal battery so that the smartphone's battery is not drained.
Particularly noteworthy is the integrated 0.96-inch colour display, which allows intuitive control of all functions. For audiophile users, the BTR13 also offers a parametric equaliser (PEQ) that can be individually adjusted via the FiiO Control app. This allows you to optimise the sound to your own preferences and create a personalised listening experience.
The BTR13 impresses with its user-friendliness and flexibility. It has both a 3.5 mm and a 4.4 mm headphone output and is therefore compatible with a wide range of headphones. The battery life of around eight hours ensures reliable use.
8. FiiO K7
The FiiO K7 is a headphone amplifier and DAC in one. Use it as a link between your computer, music player, smartphone, etc. as an input source and powered speakers or headphones as an output source to benefit from a high-quality, space-saving audio system. The THX AAA 788+ amplifier technology achieves a remarkable output of up to 2000 mW and can thus confidently drive any earphones or headphones with both low and high impedance and generate a musically thrilling sound. The two AK4493S digital-to-analogue converters from the Japanese manufacturer AKM process high-resolution audio signals up to 32 bit and 384 kHz as well as DSD.
The pleasantly warm timbre of these DACs with their detailed fine resolution will make you discover and love your music. The many connection options make the FiiO K7 the interface for your audio equipment. Computer, notebook, music player, smartphone, tablet etc. can be connected to the USB input, the RCA inputs as well as coaxially or optically. Cinch outputs are available for connecting speakers. Headphones are connected to the front of the K7 at the 6.3 mm or the balanced 4.4 mm jack. A 6.3 mm to 3.5 mm adapter is included in the scope of delivery so that headphones with 3.5 mm plugs can also be used.
On the front of the FiiO K7 there is a control for two gain settings, so that headphones with different sensitivities can be operated optimally. Another switch can be used to change between the input sources (USB / optical / coaxial / line). The large metal rotary wheel on the front of the K7 allows precise adjustment of the volume. With its solid aluminium housing in discreet black and its compact dimensions, the FiiO K7 fits just as well on the desk as it does in the hi-fi rack.
9. FiiO KA15
The FiiO KA15 is a compact but powerful DAC and headphone amplifier that combines excellent sound quality and innovative functions in a sleek design. The elegant metal housing with the colour display is designed like a miniature retro cassette player and is a real eye-catcher. With two high-quality CS43198 D/A converters and two operational amplifiers, the KA15 offers a first-class sound experience that will satisfy even the most demanding music lovers. Support for Hi-Res Audio formats up to 768kHz/32Bit and DSD256 ensures excellent audio quality and precise reproduction of even the finest details.
A special feature of the KA15 is the integrated 10-band parametric equaliser with many presets for jazz, pop, rock, hip hop, classical etc., which also enables precise adjustment of the frequency curves to individual listening preferences. This makes the KA15 not only a flexible everyday device, but also a tool for creative sound experiments. Another highlight is the intelligent power management, which monitors and dynamically adjusts energy consumption in real time. The KA15 saves a significant amount of energy, especially in standby mode or when playback is paused, which makes it particularly interesting for mobile use. In desktop mode, the DAC unfolds its full power with an output power of 560mW+560mW, which enables optimum use even with high-impedance headphones.
With its modern 0.96-inch colour display and physical buttons for intuitive operation and its robust housing, the FiiO KA15 is both functional and visually appealing. Thanks to its versatile connectivity options, including 3.5 mm and 4.4 mm jack sockets and a coaxial output, the FiiO KA15 is the ideal companion for music lovers who value sound quality and ease of use.
10. FiiO BTR11
The FiiO BTR11 is an advanced Bluetooth headphone amplifier that impresses with its sound quality and ease of use. With the BES2700 chip and Bluetooth 5.3, it enables stable and high-quality audio transmission. Thanks to LDAC and AAC support, it enables wireless hi-fi audio, ideal for music lovers who value sound quality on the go. With an output power of up to 45 mW (at 16 ohms), the BTR11's integrated headphone amplifier provides enough power for a wide range of in-ear and over-ear headphones. The sound reproduction remains precise and distortion-free even at high volumes. At the same time, the noise cancellation of the omnidirectional microphone enables clear and distinct phone calls even in noisy environments. The FiiO BTR11 impresses with its slim, minimalist design and is extremely portable at just 13 grammes. The buttons for volume, song forward/back, accept/end/reject calls etc. make it easy to use and an LED light indicates the Bluetooth status and battery level. With a battery life of up to 15 hours and fast charging via USB-C, the BTR11 is quickly ready for use again. A particular highlight of the FiiO BTR11 is the ability to connect two devices simultaneously. This offers unrivalled flexibility, as the user can easily switch between different sources. This makes the device a versatile everyday companion, whether in the office, in the car, when travelling or relaxing at home. The FiiO BTR11 impresses with its support for Hi-Res audio, which enables a significantly better sound experience compared to the conventional SBC Bluetooth codec. The integrated headphone amplifier also provides enough power to optimally drive even demanding headphones. The practical clip on the back makes it easy to attach the BTR11 to clothing or a bag.
