Portable storage device with 256-bit AES Encryption. FIPS 140-2, Level 1 Certified, Certificate No. 347 ISC. Protection against brute force attacks. Preloaded UltraLock software ready for password customization. No back door entry for maximum security. Durable and reliable storage data retention for 10 years. Connector/Port/Interface: USB 1.1/2.0 Storage Capacity: 4 GB Writing Speed: 20 MBps Reading Speed: 30 MBps.