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.
WBMP is a bitmaps wireless application protocol. Files with the extension .wbmp contain bitmap black and white images. In WBMP format monochrome images are in pixels. Pixels are presented in the form of units, are stored as white and pixels, represented as pairs are stored as black. WBMP images are used in a variety of mobile phones.