General dash camera are no built-in memory to rely on the memory card expansion, some TF card extension, some SD card Extended Capacity 2G 4G , 8G 16G , 32G , 64G range, the current maximumsupport 64G expansion, such as the Anyshoot dash camera support 64G, to meet the user greater video storage needs, according to their individual desired configuration, memory, the greater the price, of course, the higher, according to dash camera recording cleardegrees and a few of the camera store to buy how much memory is suitable for the dash camera in HD 720p and 1080p, 4G card recorded 720p video can record only about one hour, the space occupied in the 1080p video is nearly720p 2 times.