OTTO Covert Surveillance Kit

Covert sets a new standard for quality, discretion, and clarity, providing reliable communication across surveillance teams.
The industry standard and benchmark against which all high-performance wire kits are measured, OTTO’s Covert Surveillance Kit is unparalleled in quality—providing reliable transmissions and offering users the privacy needed in secure communication environments.
The low visibility earphone kit, integrated with the new OTTO Surveillance PTT (push-to-talk), provides a complete solution for teams assessing and responding to threats—with the confidence that they can depend on OTTO’s trusted communication clarity.

OTTO Covert Surveillance Earpiece KitThe new earphone kit's exceptional sound quality provides discreet audio reception, even in loud environments, allowing ambient sound to pass fully while preserving binaural hearing and situational awareness.
The new Surveillance PTT has an easy-to-locate 20mm PTT button that activates silently for privacy. It offers unmatched compatibility and links directly to popular radios, such as the Motorola APX series and Kenwood.

Covert is OTTO's most discreet option. With this kit there isn't any need to raise the microphone or PTT to your mouth to send a transmission. The microphone sits on the PTT and can be fastened easily to a pocket or lapel to activate inconspicuously. Features include:


  • Comfortable for extended wear with
  • Exceptional sound quality
  • Optional models for right and left ear
  • Includes multiple eartip sizes
  • 3.5mm and 2.5mm options for varied speaker mics
  • Even more durable than traditional OTTO earphone kits
  • Works with the new OTTO Surveillance PTT


  • Easy to locate 20mm PTT button
  • Connects with 3.5mm listening accessories
  • Links to popular radios
  • Works with remote wired PTTs
Call for assistance: +44 (0) 1335 360 157