

Silent Mask: Engineered for Absolute Acoustic Containment
Prevent voice leakage and ensure secure, confidential communication in high-stakes environments. Silent Mask delivers speaker-side privacy where digital encryption cannot.
Uncompromising Acoustic Engineering
Silent Mask is purpose-built to address the critical vulnerability of acoustic exposure, ensuring every confidential conversation remains private.
Acoustic Voice Absorption
Speaker-Side Privacy
Ergonomic & Robust Design
Multi-layer sound absorption physically captures and attenuates human speech frequencies, preventing leakage.
Unlike conventional headsets, Silent Mask focuses solely on protecting the speaker's voice from external capture.
Lightweight, comfortable, and engineered for extended use in demanding operational environments.
Why Silent Mask is Different
Digital Encryption Limits
Noise Cancellation's Focus
Speaker-Side Protection
Indigenous Innovation
Traditional headsets and software focus on digital signal encryption, leaving acoustic leakage unaddressed.
Noise cancellation improves listening clarity but does not prevent your voice from being overheard by those nearby.
Silent Mask acoustically isolates the speaker's voice at the source, ensuring absolute privacy for your conversation.
Developed and engineered in India, Silent Mask meets the rigorous demands of defence and secure communications.
Precision Engineered for Security
-30dB
Voice Leakage Attenuation
280g
Lightweight Design
MIL-STD
Operational Durability
Patent-Pending
Proprietary Acoustic Design
Secure Your Communications Today
Request a physical evaluation unit to experience Silent Mask's unparalleled acoustic privacy firsthand.
Silentec Defence Innovations
Securing Every Voice. Protecting Every Conversation.
SYSTEM
Home
Silent Mask
Technology
Industries
About
Contact
SECURE CHANNELS
contact@silentec.in
IIT Delhi Research Academy, New Delhi
Government & DRDO Coordination Office
© 2026 Silentec Defence Innovations-DPIIT Recognized Startup. Patent-Pending Technology.
INDIGENOUS ACOUSTIC SECURITY
