InternetPhone4.5(한글판) 
-  http://www.vplusc.com/down/iphonedo.htm 
 
MPEG 3 Sounds List 
-  http://www.eskimo.com/~miyaguch/mp3.html 

MPEG Layer 3 Sound Player 
-  http://www.iis.fhg.de/amm/ 

Quick Time SW : PC상의 Movie Plaer(동화상) 
-  http://www.apple.com/quicktime/ 

Real Audio S/W 
-  http://christie.prognet.com/products/ 

RealPlayer 
-  http://pluszone.real.com/archives.html 

SHOCKWAVE 
- http://www.macromedia.com/Tools/Shockwave/Plugin/plugin.cgi 

VivoActive Player 
-  http://www.vivo.com/dload.htm