Pro-Ject DAC Box EDAC Box E: Pure listening pleasure for digital sources at an absolute bargain price! The entry level DAC Box E is an excellent D A converter for digital sound sources using optical and coaxial connections. Despite the low price, it sounds outstanding and supports HD music data up to 24 192kHz. DAC Box E uses high quality components like precision D A converter chips and a low noise output stage. It will act as a perfect upgrade for any digital stereo