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SpiderUSSR Ultrasonic Jamper Microphones 282-2016 ver 2. 

Interference of all known digital recorders, including interference with older tape recorders. The device is already capable of interrupting voice recorders built into mobile phones, Samsung, iPhone and HTC

Not all recording devices can be detected using existing methods. Remote-controlled radio microphones, wired microphones, passive resonators, miniature dictaphones

Profi detector jammer – jammers 2G and 3G cell phone detector / 2G and 3G mobile phones able to skoda and detect 2G, 3G CDMA signal. The device can be easily set up to detect jams in your area.

This is a professional product for self-detection of frequency in all three bands. In case of setting the signal detection in three bands at the same time, it is a prerequisite to enable the GSM band jam in your area. The output from the device is either relay, audio warning, light alert, logical output.

The acoustic mobile micro jammer 925-OKO-75G-micro is designed to block the acoustic part of the GSM phone during its unexpected remote RF activation GSM, 3G,4G. The product does not respond to DECT wireless phone signals ( landline). A device that provides an extremely long battery life from a single battery pack by monitoring its discharge. The device is powered by a lithium CR1220 battery.

Main competitive advantages:

- Small size and weight, up to micro size suitable for incorporation into the case from the phone, or directly on the GSM phone;

- Long battery life;

- Easy to operate;

- Monitoring the discharge level.