Manual Converts phono signals to line level signals Connects to turntable output bringing phono level up to line level State-of-the-art circuitry to accommodate magnetic pickups Ultra-low noise audio operation improves sound performance Universal compatibility: for turntables & other studio equipment RCA (L/R) Input & Output Connector Jacks 1/4'' Output Connector Jack Power adapter included *or battery operated via 9-Volt battery Technical Specs: S/N Ratio: 70dB THD: 0.08% @ 1kHz and 3mV Output: 2V max (P-P) at 10K Ohms Frequency Response: 20Hz to 20kHz @ 2dB Input Sensitivity: 3mV at 50K Ohms (Phono) Load Impedance: 10K Ohms - Reference Voltage: 1V d Dimensions (W x H x D): 3.54'' x 2.13'' X 1.02'' Additional Model #'s 215-PP555 UPC: 068888738309