I purchased this here, but I didn't use it, so I'm putting it up for sale. I retook the photos this time. The following is a quote from the product description at the time of purchase. Product Contents ・Outer box ・DAC unit ・USB type-C to A adapter ・USB type-C to C cable ・Hi-Res AUDIO sticker ・Quick start guide ・Warranty card DAC chip: ES9038Q2M｜Op-amp: RT6863 Supports PCM768kHz/32bit, DSD512 at MAX｜3.5mm single-ended + 2.5mm balanced Compatible with interchangeable connection cables｜Low noise floor design Hardware design based on a high-quality DAC Equipped with DAC chip "ES9038Q2M", MAX S/N ratio of 121dB Supports 768kHz/32bit｜DSD512 Equipped with op-amp "RT6863" MAX output level 195mW@32Ω Achieves low distortion I have been using this for about a year after purchase, and I am selling it because I bought a new model. There are no problems with the functionality. I think it's in pretty good condition, but it's still a used item, so please refrain from purchasing if you are concerned about minor details or are very sensitive.