Peterson TP-3 Tuning Pickup<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Use with any instrument and any tuner </span></li><li><span class="a-list-item"> Totally isolate your instrument from any other sound in the room permitting confident tuning even in the noisiest environments </span></li><li><span class="a-list-item"> Clips onto the lead pipe， barrel of a flute， or any round tubing on horns with no marring to the instrument </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41zclHH7aCL.jpg" noproxy>