Metal evaporated layer of 100% pure cobaltOptimized "DLC" Diamond-Like Carbon coating which results in high durability & maximum runability in the tape transportMemory chip models with 16K bit offer 4X more capacity than consumer DVSpecial surface treatment & finishing process reduces drop out rate of DVCAMTM by 50% over consumer DV
184-Minute DVCAM Video Cassette.
Brand: Sony, Model: PDV-184N