The Duncan Performer Maverick Soundhole Pickup is great for hearty strumming, delicate finger-style chording, and articulate single note runs. No battery required. This soundhole pickup's tone is natural and transparent. Double potting makes the Maverick extremely feedback resistant. Fits all standard-size acoustic soundholes between 3-4/5" and 4-1/5". Duncan Performer includes a high-quality cable with standard 1/4" plug wth your Maverick pickup.