Passive amplifiers

AVCOM AC-B-5-TUBE-WHT Vintage Style Amplifier with 5" Passive Speakers

Passive Bass Attenuator Low Frequency Box For Power Amplifiers

Passive 3-IN-3-OUT Audio Splitter Sound Switcher Box for Speakers And Amplifiers

High Fidelitys Passive Volumes Controller Audios Attenuator for Amplifiers

Passive Bass Attenuator Low Frequency Bass Attenuation Box For Power Amplifiers❀

(As show, One size) Passive preamp volume controller with RCA connector for active speaker power amplifiers

Passive 3-IN-3-OUT Audio Splitter Sound Switcher Box for Speakers And Amplifiers