3.5mm AUX to SPDIF One Way Converter - This analog to digital audio converter changes analog (3.5mm AUX) audio signals into digital (TOSLINK/SPDIF) signal. Plug and play, USB powered for stable operation, no driver installation required, audio transmits synchronously after connection.The optical fiber plug features a secure snap-on design, preventing loosening after insertion, with smooth plug and unplug action. Connect your TV to a soundbar to create a home theater experience, enjoying stereo surround sound and immersive film and television playback.Supports PCM, Dolby, DTS, and 5.1 sound formats, delivering cinema-quality audio at home. Features a high-performance optical fiber core that uses light pulse transmission to reduce electromagnetic interference, resulting in clearer sound quality and true stereo performance, eliminating background noise.Plug & Play: No drivers needed. Compatible with PC, Laptop, gaming consoles, and projectors equipped with a 3.5mm audio output jack.Color: Black Material: PVC + ABS + Alloy Note: The optical output supports stereo channels only, not 5.1 or 7.1 channel audio. The USB cable is for power only and requires a 5V USB power supply during use.If you experience buzzing noise after installation, this may be caused by a ground loop. Try connecting the USB power cable to a separate USB charger.Due to manufacturing variations, there may be slight differences in product appearance and labeling between batches. These differences do not affect functionality.Package Contents: 1 x 3.5mm to Fiber Audio Conversion Cable 1 x 3.5mm Male to Male Audio Cable Only the items listed are included; other accessories are not part of the package.Note: Lighting conditions and display settings may cause slight color variations between the product image and the actual item. Measurement tolerance: +/- 1-3 cm.