The D'Addario Screeching Halt Soundhole Plug allows you to play your electric acoustic at far greater volume, without unwanted feedback or howling. The tapered design allows for a great fit in most Soundholes, while the inert material is safe for your...

Made to fit most common Soundholes, The D'Addario O-Port will provide a fuller sound with more volume, better clarity, and enhanced projection to any guitar from beginner to custom. The O-port will also suppress feedback on acoustic electric guitars and...