Technical specifications Pro-Ject Phono Box II Input impedance, MM / MC: Gain, MM / MC: Output voltage typically, MM / MC: Max. output: Noise floor, MM / MC: THD, MM / MC: RIAA-equalisation curve accuracy: Input: Line-level output: Outboard power supply: Power consumption: Dimensions W x H x D (D with sockets): Weight: 47kohms/120pF / 100ohms/120pF 40dB / 60dB 300mV at 1kHz - 3mV (MM Input) / 0,3mV (MC input) 9,5V (1kHz) 86dB (94dB - A weighted) / 68dB (75dB - A weighted) 0,01 / 0,05% 20Hz - 20kHz / max.