Hand-wired AMPOID Electric Guitar Amplifier. Get amazing volume and tone from this little tin!Adjustable gain: simply adjust guitar volume to taste. Low volume = low gain (clean signal). Full volume = high gain (overdriven signal).Built-in on/off switch: just plug it in and you are ready to go (be sure to unplug your amp when not in use to extend battery life).Powered by one replaceable 9v Battery: should you need a new battery, carefully pry out the speaker baffle to access the battery. Be car… read more