The 295 Series Control Head with Remote Dual Siren Amplifier - 295HFSA7 from " Whelen Engineering" a self-diagnostic indicator of a siren or speaker failure, standard on all 295HFS models with combination On/Off and horn ring transfer switch. Prewired uni-directional microphone. Adjustable microphone and radio repeat volume control. Also has mounted on a slide-out chassis with an integral quick disconnect plug for ease of maintenance or replacement.
Control Head
Amplifier