Package Contents: 1* phono preamplifier CONVERTS PHONO SIGNALS: A turntable preamplifier that converts phono signals to line level signals. This state-of-the-art circuit phono preamp accommodates magnetic pickup devices with an input sensitivity of 3mV at 50K Ohms. LOW NOISE OPERATION: Offers outstanding performance with its low-noise audio operational amplifiers. The output is 2V max (P-P) at 10K Ohms. It is better to place the preamplifier close to the source to reduce unwanted noise and interference. CONNECTS TO TURNTABLES: Connect any turntable to modern sound equipment without a specialized phono input to amplify music. For the receiver, this can be connected to speakers, computers, laptops, and more. Plug and play: This mini preamp has stereo RCA inputs and stereo RCA outputs. Connect the turntable to the RCA inputs and ground. Then connect the amplifier receiver to the RCA outputs.