Feature(may vary by option.)
●Small USB DAC headphone amplifier with optimized HiFi audio architecture ensures High-Resolution sound quality. The portable USB DAC DS1 compatible with various systems like Android/iOS/Windows/Mac, compatible with the latest devices: phones/computers/tablets/laptops/audio players, etc. Wonderfully versatile when commuting in the home, office, or gaming.
●DS1 adopts ESS Technology ES9038Q2M DAC Chips supporting DSD 512 and 32Bit/768kHz PCM, features best-in-class specifications and high-power outputs capable of supporting the most demanding of headphones with impedance above 200Ω.
●Low Noise Floor Clean Sound for True High-Fidelity. DS1 features abundant power with a high signal-to-noise ratio, low distortion, and almost 0 noise. For iPhone, ensure USB C to Lightning cable supports OTG function for data transfer and charging.
●3.5MM+4.4MM Dual Headphone Outputs both Powerful to easily drive most headphones. The traditional 3.5mm single-ended headphone output is widely compatible with most headphones, and a 4.4mm balanced headphone output for a more detailed audio experience. Specifications: THD+N120dB, Noise<1.6UV.
●What You Get: DS1 USB DAC Headphone Amp x1, Type-C to Type-C cable x1, USB-A to USB-C Converter x1, user manual x1, our worry-free 24-month warranty, and friendly customer service.
[DS2]
[DS1]
Description
Balanced, Warm, and Natural Sound
Fosi Audio DS1 DAC Headphone Amplifier
In addition to being balanced and warm, the timbre is able to bring peace to the listener. It has a rather daring sound texture and feels comfortable. Your ears will enjoy pure music with natural timbre, rich low frequency, transparent medium frequency, and high frequency.
Fosi Audio DS1 DSD512 HiFI DAC Headphone Amplifier
- Frequency response: 20Hz-20kHz (±0.5dB)
- THD+N: SE: 0.0006%(32Ω); BAL: 0.001%(32Ω); S/N: ≥120 dB
- Recommended headphone impedance: 16-300Ω(SE); 16-300Ω(BAL)
- Dual headphone outputs: 3.5mm single-ended and 4.4mm balanced headphone jack.
-
Satisfy the Most Demanding Audio Enthusiasts
Reproduce high-fidelity audio with low noise and distortion.
-
Open your music door.
Supports PCM 32bit 768kHz and DSD512
With the DS1, you can play back a variety of audio formats on a variety of digital audio sources.
-
3.5mm Single-end & 4.4mm Balance Port
Tare compatible with most headphones to provide you with more options.
-
Indicator of Sample Rate
You can see the sampling rate and hear the difference in sound quality.
-
Volume Breakdown for Level 60
It can show every detail and feel the charm of music with 60-level volume segmentation.
-
An Energy-efficient Design
It doesnt have to worry about power for a long time, extending its use.
-
UAC 1.0 Mode
You can play games on mainstream game consoles such as PS5, Switch, and PS4 Pro with this device.
-
Reduces body resistance
Integral Zinc Alloy Housing
Effectively insulates external electromagnetic interference, achieving better sound quality.
-
With Low Phase Noise and Low Jitter
Provide a more accurate timing signal for audio decoding.
-
Gold Plating on the Mainboard Contact
Gold-plating treatment is used to reduce contact resistance and obtain clearer sound quality.
Comparison
 DS1 |  DS2 |  Q4 |  K5 PRO |  SK01 |  SK02 |  N3 | |
|
Customer Reviews
|
180
|
44
|
2,638
|
539
|
79
|
17
|
— |
|
Price
| USD 114.16 | USD 88.79 | USD 75.47 | USD 86.25 | USD 101.47 | USD 126.85 | USD 76.10 |
|
Type
| DAC+Headphone Amp | DAC+ Headphone Amp | DAC+Headphone Amp | DAC+Headphone Amp | Headphone Amp+Equalizer | Headphone Amp+Equalizer | Portable Headphone Amp |
|
MAX Power Output
| 120mW(SE); 220mW(BAL) | 130mW(SE); 510mW(BAL) | 250mw@32Ω | 500mw@32Ω | 2400mW@32 Ohm | 3.5MM: 280mW/4.4MM: 1100mW@32Ω | 138mW @32Ω; 15mW @300Ω |
|
Input
| Type C | Type C | USB + Optical + Coaxial | USB-C+OPT+COA+Microphone | 3.5mm AUX | USB/OPT | Blueooth + AUX |
|
Output
| 3.5mm + 4.4mm Headphone | 3.5mm + 4.4mm Headphone | RCA + 3.5mm Headphone | RCA + 3.5mm Headphone | 3.5mm AUX+6.35mm Headphone | 3.5mm/4.4mm HP+3.5mm AUX/OPT | 3.5mm Headphone |
|
Treble & Bass Control
| ✘ | ✘ | ✔ | ✔ | ✔ | ✘ | ✘ |
|
THD
| ≤ 0.0006%(SE) ≤ 0.001%(BAL) | ≤ 0.0002%(SE) ≤ 0.001%(BAL) | ≤ 0.01% | <0.003% | ≤ 0.001% | ≤ 0.001% | ≤ 0.001% |
|
SNR
| ≥120dB | ≥130dB | ≥ 105dB | >110dB | ≥ 108dB | 3.5mm: 120dB/4.4mm: 115dB | ≥ 95dB |
|
Terminating Impedance
| 16-300 Ohms | 16-300 Ohms | 16-200 Ohms | 16-300 Ohms | 16-300 Ohms | 16-300 Ohms | 16-300 Ohms |
|
Work Voltage
| DC 5V | DC 5V | DC 5V | USB-C/DC5V | DC 5V | DC 5V | DC 5V |
