TETRA
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OTTO is the world leader in delivering superior performance and durability in demanding environments. Public safety, industrial, government, military and emergency services depend on OTTO for innovative solutions that keep them connected. Your communications demand outstanding clarity and reliability. Demand OTTO accessories for your TETRA system.

Depend on OTTO’s broad range of protective, high-clarity headsets to deliver clear communication and perform in routine situations and under the most critical conditions. Ranger Headset • Dual ear loops, NoisEzSM Ear Tips with NRR rating of 29dB • Slim, rugged single-ear unit • Easily converts from a high noise to a low noise environment • Flexible, noise-canceling boom microphone with replaceable windscreen • Fits comfortably under helmet or cap • IS/ATEX Certified • Speaker rotates on a steel frame to allow for adjustment • Water, wind and dustproof for harsh environments • Flexible,...

Remote Push-to-Talk Accessories let you remotely key your radio while delivering “hands-free” mobility. Remote Flat Universal PTT • Covertly worn around the finger • Velcro backing for adaptable wearability • Microphone can be easily keyed wearing protective gear • Optional for Hurricane II and Ranger headsets and Throat Microphones • IS/ATEX Certified • Optional for Hurricane II and Ranger headsets and Throat Microphones

Because clear and secure two-way communication is imperative, OTTO offers a versatile line of distinctive Pro Series Speaker Microphone Evolution Speaker Microphone • Delivers exceptional audio clarity and voice intelligibility • Fully sealed and durable design to withstand harsh conditions • Cable disconnect feature for easy switching between radio platforms • Adjustable high/low volume control • Ideal for routine and critical conditions • Modular internal design to facilitate field repair • Field replaceable, heavy duty cable assembly with quick disconnect RJ45 connector • Meets MIL Spec...

speaker mics, compatible with a variety of radio makes and models. Storm Speaker Microphone • Sealed to IP68 • Compatible with a variety of radio makes, models and SCBA devices • Ideal for first responders in immediately dangerous to life and health situations • Optional noise-canceling microphone • Samarium cobalt high output speaker • Optional extra bright 11,000 mini candela LED available on select models • IS/

For highly sensitive situations that require clear communication, OTTO provides dependable, covert Professional Throat Microphone Standard Throat Microphone • Advanced microphone technology transmits even whispered commands • Low profile system transmits audio perfectly • Adjustable elastic strap and additional ear insert options for comfortable fit • Fits comfortably under protective gear • PTT options for use with protective clothing and special applications • Quick disconnect acoustic tube for easy, hygienic sharing by users with multiple shifts • IS/ATEX Certified • In-line PTT for...

accessories that perform without impairment under protective gear. Standard Skull Microphone • Picks up vibrations and transmits audio through the bones of the skull • Comfortable multi-position skull microphone and speaker for optimum communication quality • Slim profile allows use under tight helmets • Tactical head strap allows use with or without protective

OTTO’s tactical headsets are compatible with a variety of radio models and deliver secure, discreet • Headset secures to exterior of helmet • Fits under a helmet or over a cap • Boom microphone with coiled cord easily attaches to chin strap or gas mask using the Velcro® strap • Larger, soft ear cup delivers comfort and clarity • Adjustable earpiece for comfort and clarity • Barrel PTT with protective cover • Waterproof • Flexible boom microphone for easy repositioning • Velcro® head strap and elastic hea

communication in situations from covert to combat. • Fits under a helmet or over a cap • Fits under a helmet or over a cap • Combination speaker and boom microphone fit into Velcro® pocket • Combination speaker and boom microphone slide onto headband • Flexible boom microphone for easy adjustment • Flexible boom microphone for easy adjustments • Mesh over-the-head strap allows air circulation and elastic headband ensures secure fit • Mesh style headband with Velcro

Small and lightweight, OTTO’s Professional Surveillance Kits are the choice for those who demand mobility, comfort and clear, discreet communications. One, Two & Three Wire Earphone Kit • Lightweight earphone, rubber ear tip, radio connector and clothing clip • Low-profile, flexible, transparent acoustic tube • Quick disconnect earphone adapter for easy replacement of any component • Kevlar reinforced cables made with proprietary alloy for added linear and tensile strength • Black or beige

Accessories for Professional Surveillance Kits Flexible Open Ear Inserts Quick Disconnect Adapter • Open frame design allows user to hear ambient noise • Provides additional hearing protections • Black or beige color options • Molded from hypoallergenic materials • Certified noise reduction rating (NRR) of 25dB • Available in three sizes and can accommodate right or left ear use • Comfortable adjustable yellow foam ear inserts • Designed to be worn for long periods of time • Unique cable retention feature eliminates strain on the earphone • Allows users to easily replace or alter

Certifications ISO 9001:2008 Certified MIL-spec and IP67-68 Sealed Products Designed, tested and precision manufactured in the USA Two-year product warranty Be clear, stay connected. See our online catalog at www.ottoexcellence.com or contact an OTTO representative at +1-847-428-7171. Manufacturer of two-way radio communications accessories for commercial, industrial and military applications. © 2011 OTTO Engineering, Inc. ® OTTO and the OTTO Expect Excellence logo are registered trademarks of OTTO Engineering, Inc. All rights reserved. 2011