Pyle PP444 Ultra-Compact Phono Turntable PreampConverts phono signals to line level signals; State of the art circuitry accommodates magnetic pickups; Ultra low noise operation improves sound performance; Connects to turntables and other studio equipment; Input sensitivity: 3 mV at 50 K ohms; Dedicated RCA and 1 4 in. output connectors; Output: 2 volt max at 10 K ohms; DC 12 volt power adapter included; Frequency response: 20 Hz to 20 kHz + 2 dB; S N ratio: 70 dB; Load impedance: 10 K ohms;