Pro-Ject Audio Stereo Box E Integrated Amplifier with BluetoothThe Stereo Box E is the all in one solution for your hi fi system. The circuitry is purpose designed for correct and proper hi fi stereo enjoyment. Where other modern affordable amplifiers often prioritise features over quality, the Stereo Box E ensures there are no corners cut to maintain a level of audio quality that is usually seen in much more expensive amplifiers.