SPECIFICATIONS
Bluetooth: No
Body Material: aluminum
Brand Name: Fosi Audio
Built-in Battery: No
Certification: CE
Channels: 2 (2.0)
DAC Chipset: ESS ES9038Q2M QUAD DAC Chips
DAC Model: ESS9038Q2M
DSD: DSD64/128/256/512
DSD (Direct Stream Digital): Yes
Dual Headphone Outputs: 3.5mm single-ended ,4.4mm balanced output
Dynamic Range: 120dB
Frequency Response: 20HZ-20KHZ +/-0.5dB
High-concerned chemical: none
Input Type: USB
Model Number: DS1
Origin: Mainland China
Output Power: SE: 120mw(32Ω) BAL: 220mw(32Ω)
Output Type: LINE OUT (AUDIO OUT),Balanced Out
Output Voltage: SE: 120MW /32Ω BAL: 220MW /32Ω
PCM: Yes,Up to 32bit/768kHz
Package: yes
Recommended Headphone Maximum Impedance: 251 - 300 Ohm
S/N: 120dB
Signal To Noise Ratio: >120dB
Supported Devices: Mac\Windows\ iOS\ Android
THD+N: SE : 0.0006% (32Ω load) BAL: 0.001%(32Ω)
Type: Mini Amplifier
WIFI: No
feature: 4.4MM and 3.5MM Dual DAC,USB C DAC



Features:
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.
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.
Highlight:
Frequency response: 20Hz-20kHz (±0.5dB)
THD+N: SE: 0.0006%(32Ω); BAL: 0.001%(32Ω); S/N: ≥120 dB
Output Power : SE: 120MW /32Ω
, BAL: 220MW /32Ω
Recommended headphone impedance: 16-300Ω(SE); 16-300Ω(BAL)
Dual headphone outputs: 3.5mm single-ended and 4.4mm balanced headphone jack;
Package Include:
*DS1 USB DAC Headphone Amp x1
*Type-C to Type-C cable x1
*USB-A to USB-C Converter x1






















