Panasonic 3.1 inches (8 cm) DVD-R DL Video Cameras, Double Layer, 40 Minutes, 1 Piece LM-RF55L; Can be left in high definition image quality; Compatible with HDTV video standard "AVCHD" video on one side for about 40 minutes *1 recording; Two-sided 8 cm DVD-R disc; Scratch-resistant hard coat processing on one side; Adopts a soft case that is lightweight and easy to carry This disc is 8 For use with camcorders that support cm DVD-R one-sided dual disc Panasonic DVD Media LM-RF55L; Color Name; Product Name: Double-layer, 3.1 inches (8 cm) DVD-R Disc; Release Date December 15, 2006; Internal Dimensions: 3.6 x 3.9 x 0.3 inches (91 x 99 x 8 mm) (1.2 oz (32 g); Compatible with video camera standard "AVCHD". About 40 minutes on the face Recordable Scratch-resistant hard coat processing; ◆ Can be left with high definition image quality. Supports HD video camera standard "AVCHD" - AVCHD MPs 1080i and 720p high-definition signals.