 "Sony DVM 63HDR High Definition - Mini DV tape 3 x 63min" " Sony 63min 3DVM63HDR Audio/Video Media CDW.com
"The DVM-63HD high definition DVC tape offers the highest quality recording media for the consumer or prosumer making the step-up to an HD camcorder. This tape is the recommended media for Handycam HD camcorders. Independent film makers, advertising agencies and other videographers will appreciate the improved image quality, and the professional 63-minute tape duration." 
 "Sony PDV-184N DV tape - 1 x 184min" " Sony 184min Audio/Video Media CDW.com
"It's the most compact professional digital video recording media - the DVCAM format - yours with Sony quality in PDV Series videocassettes. Additionally, DVCAM videocassettes, thanks to higher C/N ratio and stability, are not just for standard recording or editing but for critical applications where its +2db higher output and improved durability, even at a 4 times high speed transfer mode, count.This PDV184N DVCAM 184-minutes advanced evaporated video makes 184-minute digital video recording possible with a pure cobalt evaporated coating for packing at high-density. The tape features built-in 16 kilobit IC memory PDV-N Series, DLC (Diamond Like Carbon) protective layer for extra durability and high-dimensional precision for compatibility by reducing tape-shrinkage over time to about 1/2 that of consumer DV tape." 