Navastream's CryptoPhone G10i is a lightweight quad-band GSM mobile phone that comes with full source code available for independent review.

• Secures your voice's privacy
• Strongest and most secure algorithms available today
• AES256 and Twofish
• 4096 bit Diffie-Hellman key exchange with SHA256 hash function
• Readout-hash based key authentication
• 256 bit effective key length
• Encryption key is destroyed as soon as the call ends
• Source code available online for independent security assessments
  
• Also supports unencrypted calls, unencrypted SMS, address book, calendar etc.
• Works with any GSM 850/900/1800/1900 network that supports circuit-switched data calls
• Size: 98.5 x 51.4 x 15.8 mm
• Weight: 99 g. including battery
• Standby time: Up to 150 Hours
• Talk time: Up to 5 Hours