Product introduction: The digital audio decoder supports Digital AC-3, Pro Logic, DTS, PCM, and other digital audio format source decoding. It offers various sound field effects and two listening modes with 5.1 analog audio output. Automatically works with different amplifiers and speakers to deliver enhanced sound experiences. Easily connects to multiple entertainment devices with optical and coaxial digital signal inputs as well as analog output signals, such as set-top boxes, HD players, Blu-ray DVD players, and Xbox 360. Product Features: 1. Converts DTS/AC-3 digital signals into 5.1 analog output. 2. Converts stereo (R/L) audio signal data into 5.1 analog output. 3. Supports multiple input interfaces including two SPDIF inputs, one coaxial input, and one stereo input. Standard Power Input: 5V Power Consumption: 5W Audio Input: SPDIF x 2 Coaxial x 1 3.5mm Audio L/R Audio Output: 5.1 Channel (FL/FR/SL/SR/CEN/SW) Formats Supported: DTS-HD, TrueHD, LPCM 2/5.1/7.1CH, DTS, AC3, DSD Signal-to-Noise Ratio: 120dB Channel Separation: 85dB Frequency Response: 20Hz - 20kHz ±0.5dB Total Harmonic Distortion: 0.1% Max Output Voltage: 2.2V ESD Protection: ±8kV (air discharge) ±4kV (contact discharge) Operating Temperature: 0°C - 60°C Storage Temperature: -20°C - 80°C Humidity: 20% ~ 90% RH (Non-condensing) Color: Black Material: Plastic + Metal Package Contents: 1 x Digital Audio Decoder 1 x Charging Cable 1 x Optical Cable 1 x User Manual Note: Light and different display settings may cause slight variations in the color of the item between the image and actual product. Measurement allows an error of +/- 1-3cm.