Portable Anti Eavesdropping Device With Ultrasonic Jammer For Meeting Room

Recording Jammer, Anti Eavesdropping, Bluetooth Speaker, Concealed Type

This Bluetooth speaker-style audio mask integrates recording suppression and playback functions with strong concealment capabilities. Featuring an independently developed ultrasonic mixer and noise interference technology, it effectively blocks various portable recording devices like mobile phones and voice recorders without human detection, while preventing audio interference from being reproduced. Multiple control options are available – beyond the built-in device controls, users can activate the device remotely via a mini-program or included remote control to avoid drawing attention from communication partners.

1 product features

Ø Authoritative certification: tested and certified by the Third Research Institute of the Ministry of Public Security

Ø Effective protection: equipped with self-developed ultrasonic mixer, effectively shielding all kinds of mobile phones, voice recorders and other recording equipment

Ø Safe and invisible: ultrasonic noise interference technology is adopted to effectively shield the human ear without awareness; no radiation

Ø Strong disguise: Bluetooth speaker style design, while playing music, recording is shielded

Ø Use concealment: The device can be remotely turned on through a small program or with a remote control, without attracting the attention of the communication object

2 technical parameter