$279.95 - $349.95
Free CA Shipping
In Stock
Fosi Audio K7 Desktop DAC and Headphone Amplifier with Microphone Input
$279.95
$249.95
Sale ends Sun August 31, 2025
Canadian Shipping Details
We offer free shipping in Canada on most items when an order totals $99 or more before tax. Some exceptions apply; click here for our full shipping policy.
Estimated free shipping transit time
- Greater Toronto Area: 1-2 business days
- Rest of Ontario: 2-3 business days
- Quebec: 2-3 business days
- Maritimes, Manitoba: 3-4 business days
- Alberta & Saskatchewan: 4-5 business days
- British Columbia: 5-6 business days
- Territories: 6-10 business days
Express options available at checkout. Orders dispatch next business day.
Toronto Store Pickup
Select in-store pickup at checkout and collect your order from our store in Toronto.
Find our entrance on Bay Street, near Charles Street West. We also have a pickup area in the Manulife Centre parking garage. Click here for directions. Before coming to the store, please wait for a confirmation email indicating your order is ready for pickup.
⚠️ No Returns on Headphones Once Opened
Buy with confidence, backed by Price Protection: if our advertised price goes down within 30 days of your purchase, contact us and we'll refund the difference.
For hygienic reasons, there are no returns on headphones and earphones once opened.
All in-stock headphones are available for personal demonstration in-store. We encourage you to try before buying to ensure satisfactory sound, fit, and functionality.
Click here for our full return policy.
If an item is defective upon receipt, please notify us within 30 days of purchase so we can arrange an exchange. For issues following 30 days, we will work with you and the manufacturer within the scope of each brand’s warranty and service policies.
Description
Fosi Audio K7
Desktop DAC Headphone Amplifier
HiFi, Gaming, and more.
With Fosi K7, one device meets multiple needs.
- Pure Music Enjoyment: With ultra-high resolution and extremely low distortion, K7 accurately reproduces every detail. The high-power output drives your headphones to their full potential, allowing you to enjoy the purity of music.
- Gaming and Entertainment: Compatible with devices such as PC, PS5 Pro, PS5, and Switch, K7 effortlessly achieves precise audio decoding. Features like sound localization and sound effects adjustment help create an immersive gaming experience, making every battle more thrilling. A microphone input, rarely found in high-quality desktop DACs, makes K7 a unique offering.
Versatile DAC Amp: The K7 is designed for both HiFi headphone audiophiles and music lovers. It can serve as a powerful hub for building your desktop audio system. Whether you're enjoying music, gaming or working, the K7 handles it all with ease.
Audiophile-Grade Chipset: Equipped with the AK4493S DAC, XMOS XU208 USB processor, and TPA6120 headphone amps, the K7 supports high-resolution decoding up to PCM 384kHz/32bit and DSD256. With up to 2100mW output power, it easily drives demanding headphones.
Comprehensive Connectivity: Supports USB-C, coaxial, optical, Bluetooth aptX HD/LL and 3.5mm microphone input. Outputs include 4.4mm balanced, 3.5mm single-ended, and RCA—easily connecting to headphones, powered speakers, or amplifiers for desktop setups.
User-Centric Design: Compact yet user-friendly, the K7 features dual large control knobs, five shortcut buttons, and an angled chassis for ergonomic comfort. A high-resolution display shows real-time status, making operation easy and intuitive.
Durable All-Metal Build: Crafted from solid aluminum alloy, the K7 features a rugged, wear-resistant chassis with a sleek metallic finish and enhanced electromagnetic interference shielding
Audiophile-Grade Chipset
For high resolution, wide dynamic range, ultra-low noise, low latency, and high output power. Captures more details for a flawless and pure listening experience.
Comprehensive Digital Inputs
- Bluetooth
- Equipped with the Qualcomm QCC3031 Bluetooth chip, supporting aptX HD, aptX LL, aptX, AAC, and SBC codecs.
- USB-C
- Digital Optical
- Digital Coaxial
Versatile Analog Outputs + Mic Input
- 3.5mm Single-Ended Headphone Output
- Rated Power ≥600mW+600mW @32Ω
- 4.4mm Balanced Headphone Output
- Rated Power≥2.1W+2.1W @32Ω
- RCA Line Output
- Connect to powered speakers or an amplifier
- 3.5mm Microphone Input
- Intelligent Noise Reduction for Clearer Communications
Complete Control
A 1.5-inch LCD display, multi-functional pressable knobs, and tactile shortcut buttons are all included in an ergonomic angled design, perfect for desktop use.
All-Aluminum Alloy Body
A compact and exquisite full-metal chassis with fine sandblasting, robust and durable.
Fully Balanced Circuitry
Effectively reduces noise and interference, equipped with gain control and headphone protection circuits to ensure clear, authentic audio output, enhancing your listening experience.
Multiple LDO Regulators
Each stage utilizes low-noise LDO regulators for pure power output, enhancing audio performance with robust power support.
What's in the box?
- i5 Headphone
- 6.35mm Adaptor
- 3.5mm Cable
- User Manual
Specifications
General Specs
Chipset: XMOS XU208+AKM4493SEQ+QCC 3031+TPA6120
Maximum Sampling Rate:
USB:PCM 384kHz-32bit/DSD256
Optical: PCM 24bit/192kHz
Coaxial: PCM 24bit/192kHz
Bluetooth:PCM 24bit/48kHz
Headphone lmpedance: 16-300Ω
Input: Coaxial, Optical, USB-C, Bluetooth, 3.5mm Microphone
Output: RCA, 3.5mm Single-Ended, 4.4mm Balanced
Firmware Upgrade: XMOS firmware can be updated via the Type-C interface
Bluetooth Version: 5.0
Bluetooth Connection Distance: ≤13m
Noise Floor: ≤2.5μV
Bluetooth Transmission Audio Format: SBC, AAC, aptX, aptX HD, aptX LL
Input Voltage and Current: DC 12V 2A
USB Compatible Devices: Windows 7,8, 8.1,10,11 (Driver required)Mac OS X, Linux (No driver required)
Audio Parameters
4.4mm Balanced Headphone Output
Rated Power Output: L+R≥2100mW+2100mW (32Ω/THD+N＜1%)
SNR: 121dB
THD+N: <0.0002%
Dynamic Range: 121dB
Noise Floor: ≤ 6.5μV
3.5mm Single-Ended Headphone Output
Rated Power Output: L+ R≥600mW+600mW (32Ω/THD+N<1%)
SNR: 122dB
THD+N: 0.0005%
Dynamic Range: 121dB
Noise Floor: ≤2.5μV
Frequency Response: 20Hz-20kHz (±0.1dB)
RCA Output
Output Level: ≥2Vrms
SNR: 20Hz-20kHz (±0.1dB)
THD+N: 0.0005%
Dynamic Range: 121dB
Noise Floor: ≤3μV
Frequency Response: 20Hz-20kHz
Specs
Dimensions
About Fosi Audio
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