Easily convert up to 5.1-channel audio encoded in Dolby Digital Surround to L/R analog audio with the Gefen Digital Audio Decoder. This product has an interpolation filter and digital to analog converter (DAC) for even more useful features. It auto samples at frequencies of 32, 44.1, 48 KHz. This device is compatible with nearly any audio sound system. The digital TV decoder comes in a compact design so you can place it nearly anywhere. It has advanced features for an optimal sound experience. Connect this Dolby digital audio decoder to your favorite amp in just minutes. It is easy to set up and use.