A while ago I posted a video of the prototype of this innovative guitar tuner http://www.TrueGuitarist.com/new-guitar-tuner-that-lets-you-tune-all-the-strings-at-once/ now this is the finished product by TCelectronic: you can find the product info on the TCelectronic page here: http://www.tcelectronic.com/polytune.asp This is innovative as you can see you can tune all the string at once. Not only that,… Continue reading Polytune – innovative guitar tuner – the finished product.