With IPOD docking. Remote can control all the function of IPOD and Q-5 itself. With FM tuner,can save maximum 30 stations.With display screen.With clock function. Output Power : 2 x 2 W ( 8Ω RMS） Frequency Response : 30Hz-20kHz THD：≤0.5% S/N Ratio : ≥80dB(A Weighted） Crosstalk Attenuation : ≥45dB Input Sensitivity : 300mV/47kΩ Input Impedance : 47kΩ Power Supply : 220V-240 5