About This Item
180° Ultrasonic InterferencePowerful ultrasonic interference with 180° full coverage, blocks all recording devices (phones, pens, cameras) to protect your conversation privacy in meetings.2-in-1 Bluetooth Speaker & Privacy ProtectorDual-function device: high-fidelity Bluetooth speaker + anti-recording blocker. Support Bluetooth, USB, TF card, and AUX playback for business and daily use.Undetectable Interference TechnologyLow-frequency ultrasonic interference works silently, without being noticed by others. Interfered audio cannot be restored, ensuring complete conversation security.Multi-Scene Business Privacy ProtectionIdeal for conference rooms, business negotiations, and confidential meetings. Comprehensive anti-eavesdropping protection for sensitive business information.Premium Business Design & Durable BuildSleek, professional design with durable construction. Perfect gift for executives, business partners, and anyone needing privacy protection.
