Extreme 24X DVD writing speed with M-Disc support - 24X DVD writing speed - M-Disc support 1000-years storage solution - E-Green saves over 50% of power consumption - Back up data for your Android devices* - ASUS Webstorage (Unlimited webstorage for 6 months)* - Double the security with Disc Encryption II through password control and hidden file name functionality**
*Only available on retail box version **Available on retail box and bulk with software version