Used Universal Audio OX BOX Power Attenuator

Used Universal Audio OX Box in Good condition—an all-in-one reactive load box, power attenuator, and speaker emulation system for getting cranked-amp tone at any volume. Designed for tube amps up to 150W, it supports 4, 8, and 16 ohm outputs and provides studio-ready cab, mic, and room modeling plus onboard effects. Record or run direct with line outputs and digital connectivity for consistent, mix-ready guitar tones at home or on stage.