AT-331 Cell Phone Audio Jammer

Conversation Masking: Generates optimized broadband masking noise to protect nearby conversations from covert recorders (not a radio jammer).

Targeted Coverage: Tunable output levels for desk, meeting-table, or small-room protection.

Discrete Deployment: Low-profile housing for tabletop or under-desk mounting with tamper-resistant fixings.

Portable Power Options: Mains operation with optional rechargeable battery for temporary mobile use.

Compliance-First Design: Engineered to avoid RF interference — compliant with telecom and public-safety regulations.

User Controls & Indicators: Simple on/off and level control with LEDs for operational status and battery life.