Features: Pure digital high-spec 24B 1192KHZ output sounds like a studio standard signal-to-noise ratio and a dynamic range of more than 120DB More formats: support mono/FLAC/DOBY, DGAL7.1/DTS. Enjoy high bit rate and multiple channels. The purest sound: digital transmission has excellent anti-interference. Optical fiber transmission is grounded to avoid electromagnetic interference and improve sound quality. Supported formats. For example, if the decoder or playback software only supports 16BIT 44.1KHZ, it cannot decode 24BIT 192KHZ. The new design uses good precision and reliable work items, high-quality RCA coaxial, 25MHZ fiber port conforms to 192KHZ standard transmission stability. Package Includes: 1 x Digital Sound Card Specifications: Item Name: SPDIF Daughter Card Material: Plastic + Metal Colour: Black Item Size: 121x19.9x18.6mm/4.76x0.78x0.73in Cable Length: 20mm/0.78in Packing Size: 140x30x30mm / 5.46x1.17x1.17in Weight: 100g note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.