HY-M20D Desktop Anti Recording Blocker

The device is ready to use, with clear status, and can handle recording and eavesdropping behaviors in various important communication situations.

Coverage angle:horizontal 360 °, vertical 60 °
Size:395 × 57 × 90mm
Overall power consumption: 50W



This anti recording blocker device complies with the GB4943.1-2022 Audio Video, Information Technology and Communication Technology Equipment Safety Requirements Standard. By adopting independently developed ultrasonic interference and diffraction technology, various mobile phones and recording devices are effectively shielded, providing anti theft functions.
360 ° omnidirectional acoustic shielding design, adjustable power, covering different communication ranges. The devices are connected to the network through communication cables, wireless WiFi, and Bluetooth for flexible placement.
Multiple classified conference rooms can be managed through computer networks, providing equipment status monitoring and operation and maintenance data queries, and can interface with existing conference management systems.
The device can adjust the interference frequency to prevent abnormal recording and audio leakage, without electromagnetic radiation, and to protect the safety of conference content.

Model of anti recording conference system:

HY-M14D— Recording shielding box for mobile phone

HY-M30D— Anti recording and blocking device(Under the table)

HY-M50D— Anti theft Bluetooth speaker

HY-M60D— Cell phone signal jammer

Application Cases

The HUAIN global conference program serves 30+ countries and regions, and has been successfully applied in large-scale conferences such as China International Fair for Import and Export and Hongqiao International Economic Forum, Davos Forum, World Intelligence Congress, Latin American Entrepreneurs Summit Conference, China-Russia Media Forum, World Military Games, and so on.

Contact us now get a quote