This is a single-button footswitch acessory for select Fender gear. It has a 1/4" connector.

Genuine Fender replacement one channel footswitch suitable for Used for: Champion 300, Champ 110, Champion 30, Blues Deluxe, M-80, Dual Showman (86), Princeton 65, Frontman 25R, FM 65R, X-25R, FM 210R, Rumble 75 Combo, Rumble 150 Combo, Rumble 150 Head, Rumble 350 Combo, Rumble 350 Head

Key Features

Classic Fender design
Official product
Single channel select button
Features 1/4" plug and 12-foot cable.