Harley Benton PA-100 Power Attenuator, attenuator for guitar tube-amps, play your tube-amp at high output level for the best sound but at reduced volume, useful tool for rehearsal, live performance and recording, input wattage up to 100 watts, integrated silent fan, controls: speaker level & line level, 4/8/16 Ohms inputs, speaker out, line out, XLR DI out (with speaker simulation)