The 4X Universal Pickup Piezo Transducer is a versatile accessory for acoustic guitars, ukuleles, and mandolins. It is designed to reduce guitar acoustic and enhance your performance during showtime. The installation is simple and requires no additional tools. Simply tear off the double-sided tape, place the microphone pickup on the panel, and connect it to your instrument's speakers. The pickup has a diameter of 3cm and comes with a 78cm long cable that can be easily inserted into a 6.35mm hole. This pickup is made of high-quality metal and plastic, ensuring durability and reliability. It is available in a sleek silver and black color combination. The package includes 4 universal transducers, providing you with multiple options for your musical instruments. Please note that this package does not include any other products. Please be aware that the color of the item in the picture may appear slightly different due to light shooting and different displays. The allowed measurement error is +/- 1-3cm. Upgrade your acoustic instrument with the 4X Universal Pickup Piezo Transducer and enjoy enhanced sound quality during your performances. Key Features: Versatile accessory for acoustic guitars, ukuleles, and mandolins Simple installation with no additional tools required Reduces guitar acoustic and enhances performance Made of high-quality metal and plastic for durability Sleek silver and black color combination Includes 4 universal transducers for multiple instruments Pickup diameter of 3cm and 78cm long cable Compatible with instruments with a 6.35mm hole