HSA210 is the world’s first anti−eavesdropping device from headphones connected to your computer. It secures the stereo analog audio output stream to prevent all known methods of audio output channel attacks for remote eavesdropping.

　　Secure Headphone Diode — Prevents audio stream from headphones from flowing back to the computer audio jack. The only effective means to protect from remote eavesdropping through connected headphones configured as microphones.

　　Crystal Clear Audio Quality — Active diode circuitry assures that audio passing in the right direction is not distorted or attenuated. Security features do not negatively affect audio quality.

　　Malicious Connection Detection — Detects and prevents connection attempts to the microphone by the user or by audio CODEC driver manipulation.

　　Active Anti–Tampering — Battery backed active anti–tampering system prevents in–transit tampering.

　　No USB Interface.

　　Prevents Unsecured USB Audio.

　　Highest Security by Design — Patented design offers the world’s first and only audio security device that prevents malicious audio attacks.

　　Easy Integration — Supports a wide range of HishSecLabs security products, including secure KVM switches, matrices, secure KMs, and more.

　　Supports 4–64 Ohm Headsets.