IMG Stageline SPR-6, Stereo-Phono Integrated Equalizing Pre-amp According to RIAA, For connection to the aux or line input of a hi-fi system, a mixing console or an amplifier, etc, Low hum through metal housing and enclosed plug-in power supply, Input 5 mV / 47 k ohms, Output 450 mV / 100 k ohms, Frequency range 20-20 000 Hz, Signal-to-noise ratio> 50 dB, Power supply 230 V ~ / 50 Hz / 5 VA via the included plug-in power supply, Dimensions 67 x 37 x 121 mm, Weight: 365 g