DSP Emulator v0.16b3 WIP (2016/05/26) is released. DSP Emulator is a new version of the ZX SPECTRUM +3, ZX Spectrum 128, ZX Spectrum 48, Arcade, Amstrad CPC 464, NES and Game Boy emulator.

DSP Emulator v0.16b3 WIP (2016/05/26) Changelog:
-General
+GFX: Fixed and enhanced the final screen rotation
+Improved how is closed the drivers, CPU, video, etc. Fixed bugs and removed some problems when the driver is not initialized and changed an other
+K007232: Fixed sound
-Thunder Cross HW
+Super Contra: Added driver with sound
+Gang Busters: Added driver with sound
+Thunder Cross: Added driver with sound

Download: DSP Emulator v0.16b3 WIP (2016/05/26)
Source: Here