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Specification
Brand : Douk Audio
BulletPoint1 : Douk Audio K5 USB DAC & Headphone Amp: Featuring USB and SPDIF optical inputs, as well as optical, RCA and 6.35/3.5mm jack outputs, the K5 serves as a high-performance headphone amplifier, a USB DAC, a preamp, but also a USB to optical converter to transmit the high-quality audio from the computer to those audio devices only with SPDIF digital input such as CD players, amplifiers and active speakers etc.
BulletPoint2 : High-end Chipset and Top-level Parameters: The K5 adopts ESS9038Q2M (DAC), SA9312 (DSP), OPA1678 (LPF) and SGM8262 (amp) op-amps, and supports PCM 32bit/384kHz high-resolution decoding and DSD256 playback. Its excellent circuit design ensures superior performance with a SNR over 121dB, a low noise floor of only 3μV and an incredibly low THD of 0.0007%, K5 delivers an exceptional listening pleasure with its ultra-pure sound.
BulletPoint3 : Strong Power and High/Low Gain Modes: K5 supports dual 6.35/3.5mm headphone outputs and provides robust power of 560mW/470mW@32Ω per channel to effortlessly unleash the best performance of your headphones. Specially designed with high and low gain modes, flexibly adapt to all headphones of a wide impedance range from 16Ω to 600Ω and tailor your own listening experience.
BulletPoint4 : Tone Control with Bypass and Gain Switch: Treble and bass with midpoint positioning for perfect balance, the K5 also features a bypass function to remove all tone controls, allowing you to enjoy the purest sound by toggling the switch to PURE. The USB Type-C input can power the K5 directly with sufficient current, it also has an external power port and includes a 2-in-1 USB cable (Type-C and USB-A) for broader compatibility and optimal performance.
BulletPoint5 : User-Friendly Design for Easy Operation: Besides input, tone and gain one-click switch , the K5 also integrated the volume and power button into one to simplify the use; with colorful LED indicators, clearly show the current working mode and sampling rate; aluminum alloy body and CNC-molded, compact but durable and reliable, very suitable for those who pursue HIFI sound.
Color : Black
IncludedComponents : 1*K5 DAC; 1*Power Adapter; 1*USB Cable; 1*Optical Cable; 1*User Manual
ItemName : DoukAudio DAC Amp Headphone Amplifier: Digital to Analog Converter with USB C & Optical Input, 3.5mm 6.5mm Outputs for PC, Speaker, Home Audio System (K5)
ItemPackageDimensions_Height : 21.4 centimeters
ItemPackageDimensions_Length : 8 centimeters
ItemPackageDimensions_Width : 14.3 centimeters
ItemPackageQuantity : 1
ItemTypeKeyword : audio-component-amplifiers
Manufacturer : Douk Audio
Material : Aluminum
MaximumSupplyVoltage : 5 volts_of_direct_current
MinimumSupplyVoltage : 5 volts_of_direct_current
ModelNumber : K5-US
NumberOfChannels : 2
NumberOfItems : 1
OutputPower : 1 watts
PartNumber : K5
ProductDescription : Brand: Douk Audio
Model: K5
Audio input: USB/Fiber Optical
Audio output: Optical/Stereo RCA/6.35mm & 3.5mm headphone jack
Chipsets: ESS9038Q2M+SA9312
Format and sampling rate supported:
USB: PCM44.1-384K/16-32bit, DSD64-256
SPDIF: PCM 44.1-192K/16-24bit, DSD64 (DOP)
Frequency response: 20-40kHz(±0.3dB)
Treble adjustment: 3K-20KHz / ±10dB
Bass adjustment: 20-250Hz / ±10dB
Pure mode: support (Tone control not valid)
Matched headphone impedance: 16-600Ω
RCA Output
Output level: 2Vrms
THD+N: <0.0007%
SNR: >120dB
Channel Separation: <-80dB
Noise floor: <3μV (1KHz@300ohm)
Headphone output
GAIN Mode: High (0dB) / Low (-6dB)
Output power in High Gain Mode (THD+N<1%):
560mW @32Ω (6.35mm jack output)
370mW @32Ω (3.5mm jack output)
Peak voltage:
4.25Vrms@32ohm (6.35mm Jack output)
3.45Vrms@32ohm (3.5mm jack output)
THD+N: <0.0008% @32Ω
SNR: >121dB @32Ω
Channel Separation: <-65dB @32Ω
Noise floor: <3μV
Working voltage: DC 5V (≥2A)
Power interface: USB (type-c) / DC 5.5*2.1mm
Dimensions(W*D*H): 95*92*50mm / 3.74*3.62*1.97in
Package dimensions(W'D*H): 225*145*80mm/ 8.86*5.71*3.15in
Net weight: 228g/0.50lb
Package weight: 500g/1.10lb
Packing List:
1*K5
1*Power Adapter
1*USB Cable
1*Optical Cable
1*User Manual

ProductSiteLaunchDate : 2024-09-30T01:55:37.818Z
SpecificationMet : CE
SupplierDeclaredDgHzRegulation : not_applicable
SupplierDeclaredHasProductIdentifierExemption : 1
SupplyCurrent : 2 amps
UnspscCode : 52161547
Voltage : 5 volts_of_direct_current
Wattage : 1 watts