The Hamilton Buhl 1 Reader to 3 Writer DVD/CD Duplicator is high-performance duplication system built with ease of use, durability in mind. This duplicator offers the fastest and most efficient way to make copies of your CDs and DVDs. It only takes 4 minutes to record a full 700 MB CDs and about 6.5 minutes for multiple full 4.7 GB DVDs. It is also capable of duplicating Dual Layer (DL) DVD discs. With its user-friendly control menu, simple operation, sleek desktop footprint and professional industrial design, this duplicator is perfect for any user requiring easy copying and/or multiple backup copies of data onto DVD or CD media.