[Bi-Directional Coaxial and Optical Converter] Plug and Play, converts coaxial to coaxial and Toslink, or Toslink to coaxial and Toslink. Supports 4 different conversion modes. Simple switch button for input selection. [Coaxial Input Supports up to 192kHz] Noise-free transmission. Coaxial input sampling rate up to 192kHz 24-bit for high-quality home theater audio. Optical input supports up to 96kHz. [Multiple Digital Audio Formats] Supports LPCM 2.0, DTS, Dolby AC3, and 5.1CH audio. Enables lossless digital audio conversion for an immersive home theater experience. Does not support DTS-HD or Dolby TrueHD. [Noise Reduction and Power Indicator] Compact design with high-quality metal housing for improved noise reduction and heat dissipation. Built-in power indicator light to confirm operation. [Wide Compatibility] Includes 1m optical cable for long-distance signal transmission. Compatible with PS4, satellite receivers, Blu-ray players, UHD TVs, DVD players, sound bars, amplifiers, and other devices with optical or coaxial digital audio interfaces. A 5V 1A adapter is recommended for power. Color: Black Material: Metal (housing), plastic (components) Size: 6 x 4.8 x 2 cm Package Contents: 1 x Converter 1 x USB cable Note: Light and screen settings may cause slight color variations between the image and the actual item. Measurement error is +/- 1-3 cm.