OTTO Engineering

ClearTrak behind-the-head, dual speaker, heavy duty with standard PTT

Storm with coiled cord, volume control, 2.5mm earphone jack, emergency button

Storm with coiled cord, volume control, 3.5mm earphone jack, emergency button

Revo NC2™ Noise Canceling with coiled cord, 2.5mm earphone jack, emergency button, USA Flag-Red Line

Revo NC2™ Noise Canceling with coiled cord, 2.5mm earphone jack, emergency button, USA Flag-Blue Line

Revo NC2™ Noise Canceling with coiled cord, 2.5mm earphone jack, emergency button, USA Flag

Revo NC2™ Noise Canceling with coiled cord, 3.5mm earphone jack, emergency button

Revo NC2™ Noise Canceling with coiled cord, 2.5mm earphone jack, emergency button

OTTO 500 Fire with Fire-Tuff™ emergency button

PROFESSIONAL SURVEILLANCE KITS V1-11547 2 Wire Kit, black

Lightweight single ear headset, w/PTT

Breeze, lightweight, behind-the-head, single speaker with standard PTT