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.

• PTT (Push To Talk) switch on unidirectional microphone over-rides all siren functions
• An adjustable bail bracket allows mounting in a variety of positions
• In 295HFS Models, Si-Test � provides a significant risk management advantage
• Si-Test �silent, self-diagnostic indicator of a siren or speaker failure, standard on all 295HFS models
• Solid State over/under voltage shutdown and output short circuit protection
• Input polarity protection
• External spade-type fuse
• Adjustable bail bracket allows mounting of unit in a variety of positions
• Selectable 100 or 200-watt output, standard on HFS Series
• Meets/exceeds Class A requirements of SAE, AMECA, KKK1822, and California Title XIII specifications

Control Head

• Height: 2-1/2" (64mm)
• Width: 6-7/8"(175mm)
• Diameter: 2-3/4"(70mm)

Amplifier

• Height: 2-1/4"(57mm)
• Width: 9-1/8"(232mm)
• Diameter: 8" (203mm)