Despite its size, this IK Multimedia iRig Micro Amp Battery-Powered Guitar Amplifier has great power and offers 3 custom-voiced analog channels. These include clean, drive, and lead to give you the sound you really want.

With the ability to connect to your smart device using the AmpliTude CS app this guitar amp is also super easy to use. This awesome app gives access to 10 amp and 26 stompbox models.  And if you use AmpliTude 4 on your computer, this portable amp provides 9 amp and 10 stompbox models.

This portable amplifier features a single 4-inch speaker that emits 7.5W sound when used with batteries. However, when you have it plugged in, it can be as loud as 15W RMS which is pretty impressive.