DVD+RW 4.7GB For Data DVD+RW is compatible up to 4x speed with a storage capacity of 4.7GB DVD+RW is capable of rewritings up to 1,000 times DVD+RW is compatible for playback with some DVD players and DVD-ROM drives Item Unit DVD+RW for Data/Video (4x) Capacity - 4.7GB Writing Speed - 1x - 4x Recording Sides - Single-Sided Recording Layer - Phase Change Recording Layer Substrate Material - Polycarbonate Dimension, Outer mm 120 Centre Hole mm 15.0 Thickness mm 1.2 Track Pitch µm 0.74 Minimum Pit Length µm 0.40 Error Correction Code - Reed-Soloman Product Code Modulation Method - 8/16, RLL (2, 10) Reference Data Transfer Rate Mbps 44.32 At 4x Speed Operating Condition - -5-55°C / 3-85%RH (No Condensation Of Moisture) Storage Condition - -10-55°C / 3-90%RH