To get the best sound from your electro acoustic guitar you will need to plug it into an amplifier. Amps are available in varying size, power and with all sorts of features, ranging from a small practice amp to a full on 100watt amplifier with two speakers and digital effects such as the Marshall AS100D. There are also compact amps which will give you the natural sound of the electro acoustic, are small in size and powerful. These types of amplifier are not cheap, but offer outstanding performance.