Made for players of all skill levels, the Spider V20 MkII amp offers a 20W average output through an 8-inch custom speaker, great for practicing and getting creative with your sound Built-in tap-tempo function keeps you on beat Integrated tuner and 3-band EQ help adjust levels and frequencies as needed USB input lets you connect to your phone or computer to edit and record Use classic speaker mode for an organic sound, or use up to three of the 16 preset effects simultaneously to create your own sound Use the free Spider V Remote app to use over 200 additional effects and tools Switch modes or mute easily using foot switch controls Amp comes with a power cable; no batteries required