The FiiO K11 R2R is a high-performance DAC/headphone amplifier featuring a discrete R2R DAC design. It delivers powerful output of 1300mW x 2 through both 6.35mm and 4.4mm balanced connections at 32 ohms. Supporting high-resolution audio up to 32-bit/384kHz PCM and DSD256, it offers versatile connectivity via USB-C, optical, and coaxial inputs. The unit includes NOS/OS mode switching and precise digital volume control via NJW1195A chip. Measuring 147x133x32mm, it's compatible with various devices.
Specifications
Price
Specifications
Basic information
Brand
FiiO
Model
K11 R2R
Amplification type
Discrete R2R DAC
Product type
DAC/Headphone Amplifier
Colour
Silver/Black
Warranty support
Standard warranty
1 tahun
Support type
Manufacturer
Input specifications
Digital inputs
Coaxial
Yes
USB
Connector type
USB-C
Supported
Yes
Optical
Yes
Power specifications
Power supply
Type
External 12V
Voltage unit
V
Voltage
12
Features
Gain settings
3
Gain unit
dB
Special functions
NOS/OS mode switching
Volume control
Digital NJW1195A
Included accessories
Power adapter, Power cable, USB data cable, Headphone adapter, Quick start guide
Audio performance
Frequency response
Range
20Hz-20kHz
Physical specifications
Dimensions
Depth unit
mm
Depth
133
Height unit
mm
Width
147
Width unit
mm
Height
32
Weight
Unit
g
Value
407
Audio format support
DSD
Formats
DSD256
PCM
Sampling rates
32-bit/384kHz
Bit depth
24-bit
Output specifications
Headphone outputs
Single ended
Power output
1300mW x 2
Connector type
6.35mm
Impedance
32
Impedance unit
ohms
Balanced
Power output
1300mW x 2
Connector type
4.4mm
Impedance
32
Impedance unit
ohms
Line outputs
Type
RCA
Compatibility
Supported devices
Laptop, Desktop, TV, CD Player
