Features: Digital to analog decoding adapter can effectively convert digital signal (such as coaxial or fiber optical inputs) into analog signal for quality signal transmission. Wide compatibility, multiple input formats, support for multiple digital signal inputs, convenient for connecting different devices. Without need for complex setting, just connection the power and cable to use, easy to operate. Digital signal reduce interferences and distortions during transmission, and can provide clearer sound performances after conversion. Small in size, not take up too much space, suitable for home, office or mobile use. Specifications: Material: ABS+Electronics Color: black Size: approx. 7.5x5.3x2.3cm/2.95x2.09x0.91inch Sampling rate: 96KHz Input: Coaxial/Fiber Digital Output: R/L stereo Package Includes: 1Pc Converter 1Pc Optical Cable 1Pc USB Power Cord 1Pc Instruction note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.