The GSMK CryptoPhone 400 was a touch screen-based secure IP mobile phone for secure voice over IP communication on any network – GSM, 3G or WLAN. It was GSMK’s first secure mobile phone that used Internet Protocol (IP) for secure voice communications.
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.