MasterGear v4.9

 Mark3 / MasterSystem / GameGear / SG1000 / SC3000 / SF7000模擬器 MasterGear 發布新版，更新如下 :

* Fixed audio randomly not working on MG-Windows startup.

* Added "Video | Show Framerate" menu option to MG-Windows.

* Most command line options should now work in MG-Windows.

* Increased synchronization timer precision in MG-Windows.

* Added "-fps" command line option to MG-Linux.

* Added "-4x3" command line option to MG-Linux.

https://fms.komkon.org/MG/