- Converts optical SPDIF digital audio signals to 3.5 mm analog output, ideal for connecting modern devices to traditional audio systems - Features a high-fidelity amplifier chip and smart volume control to adjust the output level - Supports multiple sampling rates (32/44.1/48/96/192kHz) and 24-bit depth, enhancing sound quality and detail - Small and lightweight design for easy installation and space saving - Includes optical cable and 3.5 mm audio cable for quick and easy connection - Compatible with TV, set-top boxes, Blu-ray/DVD players, and consoles such as Xbox, PS3, and PS4 - Audio output must be set to PCM for proper operation (does not support Dolby AC3 or 5.1 channel signals)