The GSMK CryptoPhone 400 is a secure IP mobile phone for secure voice over IP communication on any network – GSM, 3G or WLAN.

The CryptoPhone 400 gives you the flexibility to conduct secure voice over IP calls using either GSM, 3G/UMTS, or wireless local area networks. This unmatched flexibility combined with secure messaging, a hardened operating system and encrypted storage for your confidential contacts, messages and notes provides you with 360-degree protection in a sleek, elegant package including a brillant 3.2-inch TFT LCD high-resolution touch screen.