Are you ready to hear more music from your headphones and earplugs? A headphone amplifier is an external plug-in unit designed to deliver higher signal accuracy, fidelity and musicality and volume than the inexpensive amps that are integrated in most audio players. Listed below are selected headphone amps for your discerning, critical and enjoyable listening.
Graham Slee Voyager portable headphone amplifier
Graham Slee Novo headphone amplifier