Can play back NSF files on Windows 98 or better, with DirectX 7.0 or higher
Quick set up
VirtuaNSF 22.214.171.124(Latest version)
N163 phase reset, custom clock speed support, short looped DPCM samples now play at the correct pitch, VRC7 patch settings and a slider for controlling the playback speed like in NSFPlay.
Better 2A03 sound emulation, has support for N163 waveforms longer than 32 steps and accurate Sunsoft 5B and MMC5 emulation.
VirtuaNSF 126.96.36.199(oldest version)
Sound emulation is not as accurate compared to the newer versions.