Bring a new level of efficiency to your home or office by using this 1 to 1 DVD/CD copier which produces 1 copy from 1 master. In a stand alone package, it writes DVD-Rs at 16x, DVD-RWs at 4x CD-Rs at 32x, and CD-RWs at 24x. As it requires no programming, controller interface, or PC, this device is ready to go right out of the box. Automatic error detection also eliminates the need for post production quality control. Additionally, a cooling system achieving 100% duty cycle performance makes this CD duplicator perfect for continuous use work load environments. No computer required for operation. Reading Speed: CD 40X DVD 16X Writing Speed: CD-R 32x CD-RW 24x DVDRW 4x DVD-R 16x DVDR 16x Technology Supported: Audio CD CD Extra/CD Plus CD Text CD-1 Photo CD CD-R CD-ROM Mode-1 CD-ROM XA Mode-2 Form1and Form2 CD-RW DVD-R DVDR DVDRW Super Video CD Connector/Port/Interface: USB 2.0.