more info about 3520:
NEC introduced end of december 2004 its 2nd generation of 16x DVD Writer. ND-3520, the successor model of the successful ND-3500, offers next to 16x DVD-R/DVD+R recording as well 6x for - RW and 8x for + RW. In addition to + 4x Double Layer functionality, ND-3520 will also support - 4x Double Layer, as soon as the DVD Forum will have released final specification (scheduled for march 2005 tbc).
-DVD-R (DL approx march 2005)
more info about advised media and speeds mostly higher speed than factory standards:
http://www.de.nec.de/software/1819_Medi ... -3520A.pdf
In Europe the 3520 is now widely available in the shops...