Pure digital output with 24-bit 192kHz high-resolution specification meeting studio standards, offering a dynamic range and signal-to-noise ratio exceeding 120dB. Supports multiple o formats including FLAC, DTS 7.1, and digital 7.1, enabling high bit rate and multi-channel o playback. Excellent anti-interference performance through digital transmission; when paired with optical fiber connectivity, electromagnetic and ground loop interference are effectively eliminated, resulting in improved sound quality. Wide dynamic range exceeding 120dB. Features reverse polarity protection and pure digital output at 24-bit 192kHz. Type: Portable optical fiber sound card Input: Optical fiber (SPDIF), USB Type-A Output: RCA PCM bit depth: 24 bits PCM sampling frequency: 192 kHz Dimensions: 121 x 80 x 18.8 mm Material: Metal Color: Black Package Contents: 1 x 24Bit 192KHz Sound Card Note: The package includes only the items listed above. Other accessories are not included. Lighting and display settings may cause slight variations in the color of the product as shown in images compared to the actual item. Measurement may vary by +/- 1-3 cm.