Jolida Jd 301A Integrated Hybrid Stereo Amp Fully Integrated Stereo Amplifier: Input 500mV driving 30 watts. Multiple Inputs: Front mounted selector switch-CD, Tape Recorder, Tuner and Aux (for TV, DVD Player, VCR or Computer). State of the Art Components: ALPS audio potentiometer, gold plated RCA input jacks. Uses two 12AX7 output tubes driving a 30 watt RMS MOSFET output stage for smooth, sweet sound