FiiO K7 Balanced Desktop DAC and Headphone Amplifier [b-Stock]

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B-Stock product, (read below) in excellent condition with original packaging, 2 year warranty.

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152,46 €

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Warning: Last items in stock!

Brand: FiiO


FiiO K7 Balanced Desktop DAC and Headphone Amplifier (Choice of option WITH or WITHOUT Bluetooth)

  • THX AAA 788+amp technology
  • Dual AK4493S DAC chip
  • Power supply with numerous independent LDOs
  • Included 12V/24W low-noise switching power supply
  • RGB status indicators
  • 3 output modes
  • Two levels of hardware gain
  • Numerous outputs and inputs

The FiiO K7 has a six-stage audio circuit with truly balanced analog and digital sections, which helps to reduce crosstalk and reproduce music to a great extent, allowing you to better enjoy the purity of your music.

High-quality balanced amplification

Using the same THX AAA 788+ amplifiers as the K9 Pro, the K7 is capable of outputting 560mW into a 300 Ohm load at 1% distortion, and 2000mW into a 32 Ohm load at 1% distortion. This ensures both low and high impedance headphones are powered with aplomb, and most importantly lets you experience musicality that’s sure to tug at your heartstrings.

Dual AK4493SEQ, rich and delicate overall sound

The left and right channels are each equipped with an efficient high-performance AK4493SEQ. Thanks to the DAC’s pleasant timbre, the rich and delicate overall sound will let you rediscover your music all over again.

The XMOS XUF208 decoder chip uses dual clock management to handle various music formats with ease, allowing you to easy listen to many audio formats.

RGB indicator lights

The RGB indicator lights are capable of displaying single colors as well as mixed colors, with a unique light flow effect during power-on/off or input switching. Dazzling and vivid light effects give your desk some much needed spice.

Multiple intelligent protection systems

Overheating, overload, DC protection systems ensure that the FiiO K7 always operates at its best, so you can always enjoy a wonderful listening experience in multiple scenarios.

Powerful design

The FiiO K7 features a power design consisting of multiple independent stages, with a voltage of each stage being regulated by low-noise LDOs. Feeding this power design in an external 12V switching power supply. All in all, the FiiO K7’s power design is designed to supply plentiful, clean power for an extraordinary listening experience.

Two gain levels

The high and low hardware gain levels allow you to easily adjust the FiiO K7 to handle headphones of various impedances and sensitivities, for a rich and consistent listening experience.

Quality construction

The FiiO K7 features an all-aluminum alloy construction,. carefully finished with CNC and other process. Its elegant black color is perfectly complemented by the gold accents of THX and Hi-Res Audio badges, topped with a splash of color form the RGB light indicator, for a luxurious appearance.

Precisely tuned volume

Thanks to ADC curve reconstruction, experience a smooth 112 steps of adjustable volume free of channel imbalances and noise, ensuring that every note is faithfully reproduced.

Lightweight all-in-one, simple and elegant

The FiiO K7 features a petite design that only measures 55mm thick and with a footprint of less than 1/3 of an A4-sized sheet of paper, allowing it to fit perfectly on modern desks.

Items included:

  • FiiO K7
  • 1x power cable
  • 1x power adapter
  • 1x USB cable
  • 1x Quick start guide
  • 1x Warranty card

A ´B-Stock´ is a product which has been returned by a customer within their 14/30 Day Money Back Guarantee.
These items are offered at a special, reduced price. Please note, that occasionally the packaging is no longer in pristine condition.
B-Stock products are in full working order and are checked by specialists before releasing them as B-Stock. They come with the full 2 year warranty as any other new product.
Any special comments about a B-Stock product will be noted at the beginning of the article description.


FiiO logo

About FiiO Electronics Technology Co., Ltd.

01 Brand Introduction - HiFi+Fashion

FiiO Electronics Technology Co., Ltd. was established in 2007.  It is a high-tech enterprise that combines research, development, production and sales, and its sales are mainly based on its own FiiO brand as opposed to OEM/ODM.  It focuses on digital audio, with current mainstay products being portable headphone amplifiers, DAC / amps and portable digital audio players.

FiiO: It is composed of Fi (Fidelity) from HiFi and iO (represents number 1 and 0) which indicates the sincerer feeling and more convenient life the digital tech has brought to us.

飞傲: The Chinese transliteration of FiiO, as well as representing youthful vigor and the active & innovative spirit of the company.

Audio products are meant to fulfill the spiritual pleasure of users.

  1. FiiO provides products and service related to music.
  2. We also hope to bring happiness to our users with the provided products and service, which is also the key value of FiiO.

Customer Service

  1. Good after-sales service, more reliable
  2. Great user experience, more pleasure
  3. Variety of activities, more involved

About products

  1. Affordable: FiiO products are well-known for its feature of high cost-performance. Lowering the entry level to make more customers can afford.
  2. Easy to use: FiiO pays great attention to the user experience. We are not only provide products with high quality, but also easy to use and with long lasting durability.
  3. More accessories bring more fun: Enable to play in a variety way and use under more possible environments.
  4. Updates available: Equipped with a variety of ports, it makes the music players can still connect to external amp/DAC for upgraded enjoyment.
  5. Endless transformability available: With replaceable amp module and expandable storage, the X7 can bring more playability.

02 Company Profile

Research & Development Team

  • Twenty years of R&D experience in audio products
  • Former core R&D team for audio products from OPPO
  • A team of 20 professional R&D engineers in software, hardware, industrial design, structure and electro-acoustic.

Research & Development Investment

FiiO keeps bringing in advanced equipments and high-tech talents so as to ensure the stable growth and long term competitive edge. Up till now, the team size has expanded three times than that of 2007 when we established.

Team Composition

The R&D team is made up of development dep, engineering dep and QC dep, with 60+engineers in total.

Authorized certifications

FC, CE, KC, CCC and ISO9001:2008 ensure the safety and quality of the products.

Production management

FiiO has strict requirements to production with almost “zero tolerance” even to small problems, which is strictly in compliance with the International Quality Management System ISO9001. 

QC Equipment 

  • a. AP audio analyzer (valued at 200,000RMB).
  • b. Life-span test platform against high & low temperature, swing and plug & unplug trial.
  • Aging test carriage towards mass production.
  • Aging test machine under high & low temperature.

Customer oriented

Driven by customers’ needs, we innovate constantly and response promptly to the market changes. We develop new products based on customers’ needs and compete for more market shares.

Company culture - Our Vision

Present the world a better “Made in China”.

Brand Spirit

  • Innovation

the earliest company that designed the minimum volume headphone amplifier. First dockable amp & DAC product. First amp specially designed for iPod/iPhone. First amp with adjustable power supply and power supplied by mobile phone battery. First multifunctional headphone amp & DAC for Android smarphone. First Hi-Res music player at a price lower than 1000RMB supporting 192K music. First Android-based Hi-res music player. 

  • Quality

Repair Rate < 1%. Sound Quality Control system. Original components imported from TI, Wolfson, Maxim. Company-wide quality control. +20 quality engineers and inspectors. Complete testing facilities. 

  • Service

CEO at the frontline of customer service. 100% response to enquiries. The most popular headphone amplifier brand on Head-Fi. First class website and contents in the audio industry. Interaction with and support to customers on Facebook and Microblog (twitter-like social website).

Brand Mission

FiiO designs, produces and sells high-quality products at favorable prices to those who love music and style.

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FiiO K7 Balanced Desktop DAC and Headphone Amplifier [b-Stock]

B-Stock product, (read below) in excellent condition with original packaging, 2 year warranty.

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Soluzione salva spazio

Fiio K7. Una buona combinazione dac/ampli cuffie, di piccole dimensioni, ideale per quelle scrivanie già piene di oggetti per il tuo lavoro. Si abbina a sorgenti come PC/TABLET/SMARTPHONE, ed è adatto per IEM e CUFFIE, per le tue sessioni di ascolto in pieno relax. Buona e rapida la procedura di acquisto. Nessun intoppo.

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