In case of broken links or downloads, read the whole page products, chances are that you will find a supercede version of the software that you are looking with a different project name, as an example the MP3 OCX is now project rsppmp3 at

Last update: sexta-feira, março 31, 2006 12:41:02


RSP MP3 Player .Net 2.7.3


.Net library to play MP3 , MP2 , MP1 , MPEG-2.0 and MPEG-2.5 media files

This software is available also as an ActiveX OCX , here

What is new in version 2.7.3 (Tue Sep 06 19:32:31 2005) : Modified the mp3 engine , now it is using the same engine that the OCX version is using , now the pause and resume are instantaneous , the seek occurs in realtime also , minor other modifications 

What is new in version 1.1.0 (8/1/2004 18:11) : Fixed delay to respond to pause and resume events , fixed slider position change after seek , fixed possible bug when unloading the internal dll , fixed the way used to unload the mp3 file , minor bugs fixed


- This controls is using a high quality decoder engine

- Ability to play media files in the following formats :
    MPEG 1 layer 3 ( MP3 ) ,
    MPEG 1 layer 2
    MPEG 1 layer 1
    MPEG 2.0 ( sample rates 16000 , 24000 and 22050 Hz)
    MPEG 2.5 ( sample rates 8000 , 11025 and 12000 Hz)

- The decoder engine is loaded dynamically in the process

- The decoder engine uses only integer calculations to decompose the MPEG file

- You can define what wave out device ( soundcard ) will play the MP3 file

- The control has support to Xing based VBR files

- The control can retrieve bitrate , samplerate , layer , stereo mode and the time of the mp3 file as formatted string or milliseconds

- Future versions will have more features


The documentation of the version 1.0.0 is available in Javadoc format

RSP MP3 Player .Net in Javadoc html format


- This library don't need installation , just extract the files to an empty directory , and execute build.bat to create the executable

- In order to build .Net framework projects , you need the .Net framework SDK installed or Visual Studio .Net 2003

- The SDK is available in the Microsoft homepage


To uninstall just delete the files , it don't make any entries in the system registry and it is ok to be removed

 Operating System Compliance

Windows 95 , Windows 98 , Windows Millenium , Windows NT 4.0(sp6a) , Windows 2000 , Windows XP



All our software is also available to download from Winsite , click here to access our Winsite page

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RSP MP3 Player .Net 2.7.3

RSP MP3 Player .Net 1.1.0


This control is available to register at Shareit! , click in the link below to register

After the registration the licensed version will be emailed to you , thanks for considering the registration


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