Visit Amazon site : br Bestduplicator Premium Series - SATA CDDVDBlu Ray Duplicator Controller (1 to 11) - Supportsbr br Performance reliability Tested for maximum compatibility stability br Memory speed 4X faster than competing models using SDRAM w up to 2 tb HardDrive storage HDD not included br Media Support all popular optical media formats including Blu-ray disc br support 1 to 11 SATA DVD CD or Blu Ray Writers same format not mixed br Up to 24x DVD Write Speed 8x BD-R Single Layer Write Speed 48x CD-R write