Enrich your experience with the 22 Hybrid Tube Amplifier by EK JAPAN from Japanese designer Koichi Futatsumata. It’s an elegant machine that makes for smoother, richer sound and it has dual inputs so you can experiment with mixing various sound sources. The 22 Hybrid Tube Amplifier has high sensitivity and low impedance that correspond to headphone output of portable audio players for the best in current audiophilia.