This format is used for storing several types of bitmaps, including animations. MNG allows you to store lossy and lossless images with compression. This format provides you with more options than GIF for saving animated files while keeping the original image size.
To decompress a DBK file outside Sony Ericsson PC Suite, the user should rename the file extension to .ZIP and open it with a .ZIP decompression utility. DBK files are also associated with FJ Software Development's MyPhoneExplorer, which can also be used to manage a Sony Ericsson mobile phone.