This mini amp has high quality clean and professional drive, pure clean tone, easy to carry on, 5 watt music power (RMS 2W), and chromatic tuner on the top panel. Especially unlike other plastic case, wood and steel plate case improve amp sound. There are options from woods and same species with MA3T(MA3:without tuner) and AA3T(AA3:without tuner). MA3T(MA3) is designed for Rock guitar player. Drive knob has 4 different modes Clean, hot tube, over drive, and high gain. Our versatile Expander function control frequency spectrum of sounds. It makes available from warm-rich middle tone to screaming metal tone. AA3T(AA3) is designed for Acoustic guitar and the other instrument players. Colour: Black.