ASU 2.0 Acoustic Safe Stand

Effective protection against eavesdropping using mobile phones

A unique speech protector that acts as an acoustic safe for multiple mobile phones. It is designed to look completely discreet like a phone stand. As soon as the first phone is inserted into the ASU 2.0 acoustic safe, ultrasonic microphone jamming for all types of mobile phone is automatically activated. The advantage is that it does not block calls, SMS and other network communications.

  • Does not disrupt your meetings. Ultrasonic noise is inaudible to human ear
  • Effective protection against mobile phone eavesdropping
  • Compatible with the majority of mobile phones
  • Completely discreet – looks like a regular phone stand
  • Legal to use – does not block any calls, SMS and other network communication

When the first phone is placed in the stand, an ultrasonic noise will automatically be generated which overwhelms the microphones of the mobile phones. It is precisely because of this that it will not be possible to make a high-quality recording while eavesdropping. Speech protector ASU 2.0 is designed to be compatible with all kinds of mobile phones. The advantage of ultrasonic interference is that it is not audible to the ear, and in addition does not block calls, SMS and other network communication.

Features of Ultrasound

Effective protection against eavesdropping using the microphone in your smartphone. Protects against eavesdropping via mobile phones. Ultrasonic noise is the most effective protection against mobile phone eavesdropping. It works by overwhelming the phone’s microphones, rendering the resulting recording completely unusable. The advantage of ultrasonic noise is that it is inaudible, so it is completely discreet and does not disrupt the meeting in any way.

Easy to Use

The speech protector in the form of the acoustic safe stand ASU 2.0 works completely independently. Place it where you want meeting participants to put their phones. Then plug it in. The eavesdropper will start automatically as soon as you insert the first mobile phone into it. You don’t have to set anything up, and you don’t even have to worry about the speech protector. In total, you can insert up to 4 mobile phones of different sizes.

Parameters

Weight1 kg
Time of active
speech protection
Unlimited
Frequency range
of acoustic noise
25 kHz ± 2 kHz
Supply voltage100–240 V

Presentation and Purchase of the Products

If you are interested, please contact our sales department who will discuss your security options with you. Please send your enquiry with your contact details to: sales@eo-security.com.