Flatsons F1R Headphone Guitar Amp with 3.5mm Headphone Jack AUX Input -and-Play

headphone guitar with GAIN, TONE, and control. True analog circuit faithfully simulates the response of the amplifiers. AUX input jack lets you play along with your /MP3smartphone. Classical gives you the great high-gain sound. With 6.35mm and 3.5mm headphone jack, -and-play, easy to use.