Conceptronic CHVIDEOCR, NTSC, PAL, USB, USB, 5.29 oz (150 g), 3.15 x 6.3 x 1.18" (80 x 160 x 30 mm), Windows XP Windows Vista Windows 7 Conceptronic CHVIDEOCR. Analog signal format system: NTSC, PAL. Power supply type: USB. Minimum system requirements: USB. Weight: 5.29 oz (150 g). Dimensions (WxDxH): 3.15 x 6.3 x 1.18" (80 x 160 x 30 mm), Compatible operating systems: Windows XP Windows Vista Windows 7