Monoprice 611500 Mini Headphone Amplifier for Guitar， Clean<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> However you can#39t always break out the amps and crank up the volume </span></li><li><span class="a-list-item"> This amplifier providesnbspclean undistortednbspamplification to the output of instrument level devices such as electric guitars and bass guitars </span></li><li><span class="a-list-item"> It features a 1/4 TS plug which plugs directly into your instrument#39s output </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Qry%2BIc-3L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31itXHRVEWL.jpg" noproxy>