The new A3 10MP visualiser is great for recording larger sized work and sharing with the rest of the class. It has a goose neck so is flexible and has auto focus HD 10 Mega Pixel sensor, which is perfect for studying detailed items in science lessons. Size 200x115x372 mm; weight 0.93ks. he new A3 10MP visualiser is great for recording larger sized work and sharing with the rest of the class. It has wireless functionality that allows wire free sharing of work through free software or app to laptops, tablets or phones (not compatible with MacBook). It has a goose neck so is flexible and has auto focus HD 10 Mega Pixel sensor, which is perfect for studying detailed items in science lessons. Size 200x115x372 mm; weight 0.93ks. Specification. USB connectivity. 10 Mega Pixel HDCMOS Image Sensor. Resolution 3648*2736. Up to A3 page size. LED Light. Built in Microphone. Document format-(PDF / WORD / TXT). Image format- (JPG /TIF / BMP / PNG). Video format-(AVI / WMV). Includes software installation CD which requires administrator access to install.