A. Product Features 1. The product is of a certain quality and new. 2. It has a pure digital high - specification 24 - bit, 192kHz output. The sound quality can reach a standard similar to that of a studio, with a signal - to - noise ratio and dynamic range exceeding 120dB. 3. It supports more formats: Mono, FLAC, Dolby, DGAL 7.1, DTS and other formats are supported, enabling users to enjoy high bitrate and multi - channel audio effects. 4. The sound quality is relatively pure: It has good anti - interference ability in digital transmission. The optical fiber transmission grounding design helps avoid electromagnetic interference and improve the sound quality. 5. Explanation of supported formats: For example, if the decoder or playback software only supports the 16 - bit, 44.1kHz format, it may not be able to decode the 24 - bit, 192kHz format. 6. It has a new design: It uses relatively high - precision and reliable components. It is equipped with an RCA coaxial interface of a certain quality, and the 25MHz optical fiber port meets the 192kHz standard for stable transmission. B. Package Contents 1 digital sound card C. Product Specifications - Product name: SPDIF daughter card - Material: Plastic + Metal - Color: Black - Product size: 121×19.9×18.6mm (4.76×0.78×0.73 inches) - Cable length: 20mm (0.78 inches) - Package size: 140×30×30mm (5.46×1.17×1.17 inches) - Weight: 100g D. Notes It should be understood that there may be some errors in the product due to lighting effects and shooting angles. Due to manual measurement, an error of 0 - 1cm is acceptable.