Fosi Audio SK02 Desktop DAC Headphone Amplifier – Obsidian

Compact Yet Powerful: The SK02 employs a minimalist and stylish design language. Despite its small size, it boasts mighty features. It supports DSD256 and PCM 32bit/384kHz high-resolution decoding, along with 3.5mm single-ended and 4.4mm balanced headphone outputs. Its robust power can easily drive a wide range of headphones and IEMs with an impedance range of 16-300 ohms. Stunning Performance: It features a high-end ESS SABRE ES9038Q2M DAC and SGM8262 op-amps. Its excellent circuit design ensures superior parameters with a SNR as high as 120dB, a low noise floor of only 3.7μV, and an incredibly low THD of 0.001%. The 4.4mm balanced output power reaches an impressive 1100mW at 32 ohms. The exceptional high-resolution capability and pure sound quality make every listening experience an extraordinary sensory journey. User-Friendly Design: The SK02 requires no drivers and offers plug-and-play convenience. It integrates a big multi-functional control knob, allowing easy access to power on/off, play/pause, and volume adjustments. The unit features quick-switch buttons for high/low gain and input modes. Additionally, its colorful indicator lights enable effortless identification of the current working mode and the song’s sampling rate. Remarkable Versatility: Supports USB and optical input, widely applicable for decoding with computers, laptops, CD players, TVs, and projectors. Not only can it function as a headphone amplifier, but it can also serve as a preamp, pairing with active speakers or an amplifier like Fosi Audio V3, ZA3, TB10D amp, and passive speakers to form a desktop listening or home audio system. Exquisite and Durable: The SK02 is crafted from a single piece of aluminum alloy using CNC machining and a delicate sandblasting process. This not only gives it an exquisite appearance but also ensures lasting durability. In addition, Fosi Audio pledges to provide a 24-month worry-free warranty and responsive customer service to all users. Specifications Details Model SK02 Input USB/OPT Output 3.5mm Headphone,4.4mm Headphone,3.5MM line out/OPT Max Power Output 3.5mm: 190mW@32Ω4.4mm: 755mW@32Ω Frequency Range 20Hz-20kHz (±0.02dB) THD ≤0.001% @ 1kHz SNR 3.5mm Headphone: Low Gain:116dB High Gain:120dB 4.4mm Headphone: Low Gain:110dB High Gain:115dB Headphone matching impedance 16-300Ω PC-USB Sampling Rate 32Bit/384KHz DSD256 OPT Sampling Rate 24Bit/192KHz DAC Chip ES9038Q2M Device Dimension 4.76*2*1.69inch(121*51*43mm) Net Weight 0.84lb/380g Power Supply 5V, USB Type-C What‘s in the box？ Item Quantity Fosi Audio Sk02 Headphone Amp x 1, 2-in-1 USB-A/C to C Cable x 1, User’s Manual x 1SK02 User Manual SK02 Windows 7 Drivers