Used Electro-Harmonix 5mm Guitar Power Amp

Compact yet powerful, this used Electro-Harmonix 5mm Guitar Power Amp is in great condition and delivers 2.5 watts of robust solid-state output—perfect for practice or minimalist pedalboard setups. Designed to plug directly into a speaker cabinet (8–16 ohms), it features volume and bright switch controls for tone shaping. Straightforward and reliable, the 5mm offers portable performance with high-quality sound, ideal for players looking to simplify their rig without sacrificing tone.