3.5mm AUX to SPDIF One Way Converter - This analog to digital audio converter transforms analog (3.5mm AUX) audio signals into digital (TOSLINK/SPDIF) signals. Plug and play design with USB power supply for stable operation, no driver installation required, and audio is transmitted synchronously upon connection. The optical fiber plug features a secure snap-on design that stays firmly in place and ensures smooth insertion and removal. Connect your TV to a soundbar to create a home theater experience, enjoying stereo surround sound and immersive film and television audio. Supports PCM, Dolby, DTS, and 5.1 sound formats, delivering cinema-quality stereo surround sound at home. Equipped with a high-performance optical fiber core that uses light pulse transmission to reduce electromagnetic interference, resulting in clearer sound quality, true stereo output, and elimination of background noise. Plug & Play: No drivers needed. Compatible with PC, Laptop, gaming consoles, and projectors with AUX audio output. 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 source during use. If buzzing noise occurs after installation, it may be due to a ground loop. Try connecting the USB power cable to a separate USB charger. Product appearance and printed text may vary slightly between batches, but this does 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 products are not part of this package. Note: Lighting conditions and display settings may cause slight color variations between the image and the actual item. Measurement error allowed is +/- 1-3 cm.