The TC Electronic PolyTune Clip Black Noir Clip-on Polyphonic Tuner is a high-quality accessory for guitars and basses. This tuner, model 000-DFV00-00010, features the renowned TC Electronic brand and allows for convenient and accurate tuning with its clip-on design. The polyphonic tuner capability helps guitarists and bassists achieve perfect tuning for each string, making it a must-have for any musician looking to enhance their sound.