Pioneer posted in their website the full specs for the DVR-103 series. The price is not yet announced:

Write Support: 4X and 8X CD-R, 4X CD-RW, 1X and 2X DVD-R
Read Support:(maximum speeds to be determined)
DVD-ROM & DVD-Video (single & dual layers), DVD-R, CD-ROM Mode1
CD-ROM XA Mode2 (form 1, form 2), Photo CD (single & multiple sessions), CD-DA, CD-R, CD-RW
Buffer Memory: 2 MBytes (Write) 512KBytes (Read)
Interface: ATAPI
Audio Out: Head Phones Output/Head Phone Volume
Dimensions: 148 mm x 42.3 mm x 207.5 mm (W x H x D)
Recording Method: Disc-at-once and incremental write NULL