Plextor Corporation today announced its new PX-504UF DVD+R/RW drive, an external DVD/CD burner that delivers 4X DVD+R Writing, 2.4X DVD+RW Rewriting, and 12X max DVD-Reading. The drive also supports 16X CD Writing, 10X CD-Rewriting, and 40X CD-Reading, and features a dual interface to support both USB 2.0 and FireWire. The PX-504UF DVD+R/RW drive is scheduled to ship in June for an MSRP of US$329.