FiiO K9 Pro ESS

gain switch, USB-DAC, Bluetooth
Delivered between Fri, 24.4. and Sat, 25.4.
Only 1 piece in stock at supplier
free shipping

Product details

The FiiO K9 Pro ESS is a highly versatile DAC and amplifier featuring Bluetooth, various connections, and high-quality components. It has the appropriate outputs to connect headphones and speakers, as well as numerous analog and digital inputs to connect your music sources. Additionally, music can also be played wirelessly via Bluetooth from your smartphone, tablet, or laptop through the K9 Pro ESS.

The many connection options make the FiiO K9 Pro ESS the ideal interface for all your audio equipment. The laptop connects to the USB input of the FiiO K9 Pro ESS. Music players, smartphones, tablets, etc., can be connected via the RCA input, as well as coaxial or optical connections. For connecting speakers, there are RCA and XLR outputs available. Headphones can be connected symmetrically via XLR or 4.4 mm, or unsymmetrically via 6.35 mm jack on the front of the K9 Pro ESS. An adapter from 6.35 mm to 3.5 mm is included in the package. On the front of the FiiO K9 Pro ESS, there is a knob for three gain settings. A button allows switching between input sources (USB, optical, coaxial, line, Bluetooth). The large volume knob on the front of the K9 Pro ESS allows for precise volume adjustment. The solid aluminum housing of the FiiO K9 Pro ESS is finished in a subtle black and fits well on a desk as well as in a HiFi rack.

The two ESS Sabre ES9038Pro digital-to-analog converters provide very natural and dynamic sound quality. The two built-in THX AAA788+ headphone amplifiers are true powerhouses capable of driving even demanding headphones with virtually no sound distortion of any kind. Thanks to these high-quality components, it is ensured that every single sound detail is realistically represented, allowing you to enjoy a finely resolved and detailed sound experience with the FiiO K9 Pro ESS.

Key specifications

Headphone amplifier application area
GamingHiFiPCStudio
Wireless transmission
Bluetooth
Power supply
Electrical connection

General information

Item number
20276313
Manufacturer
FiiO
Category
Headphone amplifiers
Manufacturer no.
K9 Pro ESS
Release date
25.3.2022

Colour

Colour
Black
Exact colour description
Black

Headphone amplifier properties

Headphone amplifier application area
GamingHiFiPCStudio
D/A converter type
ES9038Q2M
Headphone Amplifier Features
gain switchUSB-DAC
Wireless transmission
Bluetooth

Audio properties

Frequency range
20 - 50000 Hz
Output Impedance
32 Ω
signal-to-noise ratio
129 dB
Audio resolution
32 bits
Number of sound levels
32x

Connections

Audio inputs
Coaxial S/PDIF (1x)Optical TOSLINK (1x)Stereo Cinch RCA (1x)XLR
Audio outputs
4.4mm socketHeadphone jack 6.3mm (1x)Stereo Cinch RCA (1x)XLR stereo pair (1x)

Power supply

Power supply
Electrical connection

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
481.74 kg
Climate contribution
CHF 11.45

Scope of delivery

Scope of delivery
Adapter 6.35 mm jack to 3.5 mm socketBluetooth antennaFiiO K9 Pro ESSPower cableStandUSB cable USB-A to USB-B

Product dimensions

Length
200 mm
Width
224.50 mm
Height
72 mm
Weight
2700 g

Package dimensions

Length
36.40 cm
Width
34.90 cm
Height
15.70 cm
Weight
4.23 kg

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Headphone amplifiers» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.iFi Audio
    2.7 %
  • 2.FiiO
    3.2 %
  • Behringer
    Not enough data
  • Fosi Audio
    Not enough data

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.FiiO
    0 days
  • 2.iFi Audio
    5 days
  • Behringer
    Not enough data
  • Fosi Audio
    Not enough data

Return rate

How often is a product of this brand in the «Headphone amplifiers» category returned?

Source: Digitec Galaxus
  • 1.Behringer
    1.1 %
  • 2.FiiO
    5.4 %
  • 3.Fosi Audio
    5.9 %
  • 4.iFi Audio
    10.8 %
Source: Digitec Galaxus