Available for 38 "-41" folk and classical guitar .Shock-absorbing foam lines the inside edges of both mounting brackets .Small and exquisite， it is convenient to carry . Convenient to use， easy to handle .The pickup produces a clean quality sound and has low feedback.It is perfect for most acoustic guitars. Suitable for folk guitar， acoustic and electric guitar. Cable Length: Approx. 3m(10 feet) Plug: TRS 6.3mm (1/4 inch) Package Included: 1 x acoustic guitar pickup