Description: The DTS / AC-3 source digital audio signal decoding, analog 5.1-channel audio signal. The analog stereo (R / L) signal through the audio processing chip, analog 5.1-channel audio signal. 2-way SPDIF fiber input, 1 coaxial coaxial input, 1 stereo stereo input, more perfect multi-channel digital audio output to bring the switch more convenient. RCA output interface, easy to connect the amplifier. Multi-channel one-button switch, convenient and fast, while stereo and 5.1 channel switching. Specification: Signal to noise ratio: 120db Resolution: 80db (1KHZ) Response frequency: 20Hz ~ 20KHz +/- 0.5db Analog output level: 2.2V Size: 102x90x25mm Material: aluminum alloy Package Includes: 1x fiber optic cable 1x decoder