magnet:?xt=urn:btih:21ea0bedaa8321ebcf1cfc68626dfe790fbcdbde&xt=urn:md5:dc6ff59dbe3f745154ec15292757e6a7&xl=40&dn=5.12.9-0-202004221016qtbluetooth-documentation.7z.sha1&as=https://download.qt.io/online/qtsdkrepository/windows_x86/desktop/qt5_5129_src_doc_examples-backup-2020-04-23--08:58:55/qt.qt5.5129.doc/5.12.9-0-202004221016qtbluetooth-documentation.7z.sha1&tr=http://bt.qt-project.org:6969/announce