Our USB-powered external hard drive duplicators are completely standalone units that can duplicate a USB-powered external hard drive to multiple USB-powered external hard drives in a single touch of a button. These cloners are the perfect solution for business, education and government entities alike where duplicating existing USB-powered external hard drives needs to be accomplished in minimal time. *Duplication speed will vary depending on read/write transfer rates of master (source) and target (blank) USB-powered external hard drives. *Supported Media: USB-powered portable external hard drive, USB flash drive, USB 1.1, USB 2.0, USB 3.0. AC-powered hard drives are not supported. HIGHLIGHTS STANDALONE & EASY TO USE Completely standalone means NO software or computer requiredUser-friendly LCD display interfaceSimple controller buttons allows user to easily perform functions MULTIPLE DUPLICATION AT ONCE Copies USB-powered external hard drives simultaneously (the number of slots may vary for your duplicator unit)Automatic light indicators detect insertion of functioning USB-powered external hard drivesBuilt for continuous burning, requires NO cool down TOP QUALITY SATA CONTROLLER & COMPATIBILITY Fast data transfer rate of up to 2GB per minute (33MB per second)Quality performance buffer speed of 256MBCompatible with USB-powered external hard drive, USB 1.1, USB 2.0, USB 3.0 COPY MODES SYSTEM AND FILES Copies data content from master source USB-powered external hard drive (excluding any unoccupied drive space). WHOLE MEDIA Copies entire content of master source USB-powered external hard drive (including any unoccupied drive space). SUPPORTED FORMATS: Fat 16/32 NTFS Linux (EXT2/EXT3/EXT4) ERASE MODES QUICK ERASE Erases data content of USB-powered external hard drive(s) ONLY (not including format of drives). FULL ERASE Erases data content and format of target USB-powered external hard drive(s). DoD ERASE Complies with USA Department of Defense (DoD 5220) standard.Erases all data bit-by-bit 3 times to ensure permanent deletion.