The CASE ULTRA-05 device is a unique and effective ultrasonic device used to protect classified information.

Based on the author's algorithm of generating of the digital ultrasonic signal jamming. 
Effectively it protects confidential conversations, conferences, business conferences and secret meetings before the eavesdropping and recording with any voice recorders.

CASE ULTRA-05 is characterized by solid construction and simplicity of use. The briefcase is not opened, and the access code is only a visual addition. It is a device dedicated to businessmen who care about the discretion of any conversations or business negotiations.

CASE ULTRA-05 effectively blocks wiretaps, voice recording and microphones in a distance from 1 to 23 metres such as:

  • microphones in cell phones
  • digital recorders of the sound with the built-in microphone or the microphone on the cable
  • professional digital dictaphones of the type : EDIC-mini, Gnome, Olympus, Gnome DR., Papyrus..
  • dictaphones built-in in Smartphones of the type the Iphone, HTC, SONY , LG, SAMSUNG, IPad...
  • radio microphones, microphones of recorders audio-the video
  • microphones of cameras, bugging microphones
  • professional dictaphones hidden in cards to ATMs
  • older and newer voice recorders

Ultrasonic Jammer CASE ULTRA-05 prevents also to leakages of the information by means of buggings analog, digital, optical and seismic.
Jammer is built in into the elegant briefcase, one can him freely and conveniently carry.


  • kind of the work: the author's algorithm of generating of the digital ultrasonic signal jamming.
  • remote wireless switching on-switching off with the miniature remote control
  • signalling of the charging and the status of the battery.
  • quiet works - it does not give the audible and burdensome sound
  • simple services and the exploitation.


  • maximum range: depending on the kind of the dictaphone, the bugging from 1 to 23 metres
  • directivity of the work jammer CASE ULTRA-05 in the horizontal plane and vertical 80°
  • radio remote control ( optional on order at an additional charge )
  • power supplie: the built-in effective battery + the power supply 110-230 V
  • working times from the battery about 4 hours
  • battery charging time 5 hours
  • weight : 5,9 kg, the range of the work in the temperature from 0 ° to + 40 ° C (32-104 Fahrenheit)
  • size : length 46 cm. height 38 cm. thickness 13 cm.
  • guarantee: 24 months