This is Acoustic Guitar Wire Amplifier Speaker Pickup. It has full tone color￡? stable sustain effect￡? keeps sound clarity Moderate output power￡? perfectly match with most bridge style pickup. And its excellent design￡? you can go anywhere with it that doesn&acute;t take up space at all. Grab a Acoustic Guitar Wire Amplifier Speaker Pickup for your loved one.                                    Features              New and high quality<br>  A quick and easy way to amplify your guitar&acute;s sound<br>  No drilling hole required￡? easy to install<br>  Clip the left side and tight up the right side by wrench<br>  Soft rubber padding is good for protecting your guitar<br>  Connect the wire from the bottom of the guitar to and amplifier and speaker<br>  It comes with mini micphone and 3m amplifier cable<br>  Fit for 38-41 inch guitar<br>                                                                                                Package Includes              1 x  Acoustic Guitar Wire Amplifier Speaker Pickup<br>