Full Details from Amazon.com : http://www.amazon.com/gp/product/B00JKCHB10?tag=onigi-20
Athena AS0 SATA Controller for Blu Ray/DVD/CD Disc Copy Duplicator (1 to 3)
Will support 1 to 3 SATA DVD CD or Blu Ray Writers same format not mixed
Up to 24x DVD Write Speed 8x BD-R Single Layer Write Speed 48x CD-R write
Fast DDR2 Buffer Memory-Memory speed 4X faster than competing models using SDRAM
Revolutionary design with the SOTA Technology for the newest feature
Drive firmware upgradeability via duplicator
Performance Reliability-Tested for maximum compatibility stability