The Parasound Zphono XRM is a phono preamplifier that has dual inputs for two turntables. It has a frequency response of 20-20 kHz, +/- 0.2 dB, and a total harmonic distortion of 0.02% at 1 kHz. It also has a signal-to-noise ratio of 92 dB (MC +50dB setting), 82 dB (MC +60dB setting), and 94 dB (MM).
