The Mosky Audio XP booster is based on the Xotic EP Booster.
The XP Booster features a discrete FET design with a low impedance output. The XP Booster provides up to +20dB of clean boost with multi-dimensional, shimmering highs and lows. The XP booster has 2 internal dip switches which can be used to boost certain frequencies to match your tonal preference.
Input Impedance: 1M ohm
Output Impedance: 1k ohm
The XP Booster features true bypass switching and a fully analogue signal path