The Best Dx1 Decoder, The Ak4493S Xu208 Dac, And The Mini Dac (Silver) Support Spec: USB IN PCM:44.1kHz-384kHz/16bit-32bit DSD (Native):DSD64-DSD256 DSD (DOP):DSD64-DSD128 DX1 DAC parameters (USB In@44. 1kHz ) THD+N @1kHz (A-wt) 0.0002% THD @20-20kHz 90kBW 0.0006% SNR @1kHz (A-wt):120dB Dynamic range @1kHz (A-wt):120dB Frequency Response: 20Hz- 20kHz (+0.3dB) 20Hz-40kHz (+0.7dB) Output Level: 2.0Vrms @0dBFS Noise (A-wt) 2.0uVrms Channel Crosstalk @1kHz: -112dB Channel Balance: 0.3 dB Output Impedance :22? DX1 Headphone Amplifier specifications THD+N @1kHz (A-wt) 0.0003% @Output= 200mW (32?) 0.0002% @Output=4 5mW (300?) THD@20-20kHz 90kBW 0.003% @Output=200mW (32?) 0.001% @Output=4 5mW (300?) SNR @MAX OUT 1kHz (A-wt) ?118dB Dynamic Range @1kHz (A-wt)?11 8dB Frequency Response? 20Hz- 20kHz (+0.3dB) 20Hz-40kHz (+0.7dB) Output Level? 2.2Vpp @G=L 11Vpp @G=H Noise (A-wt) 1.0uVrms Channel Crosstalk @1kHz?-86dB Gain? -2dB (Vrms/FS) @G=L 12dB (Vrms/FS) @G=H Output Impedance 0.7? Output Power? 280mW x 2 @32?THD+N 0.1% 190mW x 2 @64? THD+N 0. 1% 51mW x 2 @300?THD+N 0. 1% Load Impedance 8? Product Features AK4493S: The DX1 uses newest sub-filagship AK4493S chips of AKM'S VELVET Sound technology. AK4493S is an upgraded version of the previous AK4493. Plug and play: turn your PC into a HIFI source DX1 has a wide range of compatibility: Windows 10, Windows 11, MAC, Linux, I0S, Android can be plug and play. Only for Windows ASIO applications, you need to install the driver and set it up. The USB hardware is based on XMOS XU208 and Thesycon custom driver (applicable to Windows, other systems are free of driver), which is stable and reliable. No adapter required: Like other USB device, the DX1 does not require an additional adapter for power supply. Only one USB cable can complete the power supply and data transmission. Powerful output in a small hummingbird size : In such a tiny size, DX1 can provide a maximum output of 280mW x2 without additional power supply. Excellent enough for serving as a pure DAC: DX1 has Line out with fixed volume, which can be used as a pure DAC with headphone amplifiers, power amplifiers and other equipment. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!