Xapro 4 Core Single Crystal Copper Silver Plated Audio
USB Cable A-B for Sound Card Decoder DAC 

Brand: xapro
Material: 7n single crystal copper silver plating
Specification: 4-core 7n single crystal copper, single 0.5mm diameter silver plated copper, plus 98 density single crystal copper shielding layer.
Plug: 3U gold-plated plug