Panasonic HDC-HS250-K Hard Drive High Definition Camcorder (Black) (Discontinued by Manufacturer) AVCHD is a standard developed jointly by Sony and Panasonic for HD digital camcorders. 120 GB Shock-Mounted Hard Disc Drive: Panasonic SD card/hard-drive camcorders are ideal for travel Built-in SD / SDHC Memory Card Drive: SD memory cards are incredibly versatile 3MOS Camera System (3 x 3.05 Megapixels): The HS250 features three of Panasonic's new 1/4.1-inch 3,050,000-pixel MOS sensors. Shoot in Lighting as Low as 1.6 Lux: You can shoot clear shots in lighting as low as 1.6 lx. With the 3MOS Sensor