Key Features: No drive size limits - Copy or Collect gigabytes at a time Stand-alone system, no computer necessary Use any combination of USB2.0 Compatible Data Devices - Flash drives, SD/CF cards, USB2.0 Hard Drives, MP3 players and more! Daisy chain an additional unit for up to 30 targets total Applications: Businesses - Distribute large files securely with no exposure to the internet Trade Shows - Distribute product information quickly and easily Corporate Training - Copy audio and video lessons directly to portable players Education - Collect and organize data from 15 USB devices at the touch of a button