Bass guitar combo with EQ, Aux in and Phone Out. Effortless transport for rehearsals and 25 watts of power for intimate venues. Tough vinyl covering protected with metal corners provide lasting protection. Aluminum chassis, switch mode power supply and power amp deliver 25W performance in a rugged 17lb package. GK design team tuned the port for optimum performance while coupled to the cabinets specific designed speaker. Speaker designed and manufactured by GK in the U.S.A. Headphone output for silent practice plus aux input.