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<br>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<br>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<br>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. Note: The new version of the DS1 headphone amp optimized the volume control which is independently controlled from the audio source device; The DS1 supports OTG functionality when an additional Lightning to USB-C cable is used<br>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+N&lt;0.0006%, output power up to 220mw, SNR&gt;120dB, Noise&lt;1.6UV