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The OTTO family of speaker microphones outpaces the competition in performance. The Evolution Speaker microphone's versatility, durability and reliability make it the preferred  remote speaker microphone in the public safety market. Designed with a fully-sealed housing, the Evolution can withstand some of the harshest conditions like 40mph blowing rain. its design and construction meet MIL-STD-810E specs, some features of the evolution speaker mics are heavy duty cable assembly with strain relief, two position volume control for operation in various noise environments and an optional emergency button.

• Heavy-duty cable assembly, with strain relief

• 2.5mm earphone jack standard on all speaker microphone models

• two position volume control (Evolution only)

• Flexible design to fit most portable radio configurations

• Modular internal design to facilitate field repair (Evolution only)

• Optional Earphone Kits are available complete with earphone, ear mold, clothing clip, transparent and solid acoustic tub, and straight or coiled cords with 2.5mm plug.

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