Pro-Ject

The Pro-Ject Head Box S2 headphone amplifier is small in size and can be easily installed on a desktop or near an audio system. At the same time, in terms of sound quality, this device is in no way inferior to larger models and is able to work with various models of headphones.

The Pro-Ject Head Box S2 Digital is equipped with multiple digital inputs and supports High resolution audio conversion. The device has a built-in amplifier for audiophile-class headphones, as well as a line-out for connecting an external integrated amplifier.

The Pre Box S2 Digital – since its release back in 2017 – has quickly ascended to an exceptional status in the DAC market and gained a reputation among digital and PC-audio enthusiasts for its remarkable ability to compete way above its price point.

The Pro-Ject Head Box E headphone amplifier offers rich sound with high dynamics and transparency. The declared power is 665 mW when working with headphones with a nominal impedance of 32 ohms and supports headphones with an impedance of 8 to 600 ohms. The frequency range is from 20 Hz to 80 kHz (± 0.2 dB). The gain is 11 dB, and the signal-to-noise ratio is -105 dBV. The output impedance of the amplifier is less than 1 ohm, and the total harmonic distortion and noise (THD + N) is less than 0.005%.