Pure digital output, 24-bit 192kHz high-resolution o performance meets studio-grade standards with a dynamic range and signal-to-noise ratio exceeding 120dB. Supports multiple high-bitrate o formats including FLAC, DTS, and digital 7.1 for immersive multi-channel sound. Digital transmission ensures strong anti-interference capability; when paired with optical fiber connectivity, electromagnetic and ground loop interference are effectively eliminated, resulting in improved o clarity. Features reverse polarity protection and consistent 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: Light and display settings may cause slight color variations between the product image and actual item. Measurement allows for a tolerance of +/- 1-3 cm.