24-bit/96kHz high-resolution audio: Wired audio signal transmission is more stable, delivering clear and melodious notes while eliminating electrical hum and noise, for an immersive music experience. Driver-free, plug-and-play, and multi-system compatible. Simply connect the speaker to your computer and use it without installing drivers. Sturdy alloy casing provides fast heat dissipation, is durable and resistant to scratches and wear, and further protects the internals. A high-performance integrated control chip delivers rich, vibrant sound with enhanced detail, reproducing high-fidelity music. The durable, wear-resistant nickel-plated connectors effectively minimize transmission loss, ensuring superior sound quality and long-lasting durability. Compatible with multiple operating systems. Color: Gray Material: Alloy Package Contents: 1* USB to Optical Audio Converter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.