About Attenuator Volume Control 40W 100V Line - Vert. Dual Cover

Designed to control 100V line speaker systems these attenuators are fitted to industry standard wall plates and install into an electrical wall box. They feature 11 position switches for fine adjustment of sound level. All circuitry is housed on a PCB with screw terminals for easy installation. They include override relay for emergency paging applications & a 22µF bipolar capacitor for line monitoring purposes. This model features pluggable terminals for easier installation.