MPA §è§Ö §Ù§Ó§å§Ü, §ñ§Ü§Ú§Û §ß§Ö §Þ?§ã§ä§Ú§ä§î §Ó?§Õ§Ö§à, §ñ§Ü§Ö §Ó§Ú§á§Ý§Ú§Ó§Ñ? §Ù MPG ? §ß§Ñ§Ý§Ö§Ø§Ú§ä§î §Õ§à §ã§ä§Ú§ã§Ý§à§Ô§à §æ§à§â§Þ§Ñ§ä§å MPEG1 §â?§Ó§ß§ñ. §´§Ñ§Þ §Ó§Ú MPEG Audio Layer-1, MPEG-1 Audio Layer-2 ? Audio Layer-3 (§ã§ä§Ñ? MP3) §µ§ã§î§à§Ô§à §Ó MPEG-1 Audio.

WMA ? Windows Media Audio. WMA ? §ß§à§Ó§à§ð §Ñ§å§Õ?§à-§æ§à§â§Þ§Ñ§ä, §â§à§Ù§â§à§Ò§Ý§Ö§ß§Ú§Û Microsoft §Ó?§Õ§à§Þ§Ú§Û §ñ§Ü MP3. §© §Ò?§Ý§î§ê §Ó§Ú§ã§à§Ü§à§ð §ã§ä§Ñ§Ó§Ü§à§ð §å §æ§Ñ§Û§Ý§Ñ§ç §ã§ä§Ú§ã§ß§Ö§ß§ß§ñ ? §ß§Ñ§Û§Ü§â§Ñ§ë§å §ñ§Ü?§ã§ä§î §Ù§Ó§å§Ü§å, §ß?§Ø §Õ§â§å§Ô§Ö, §ß§Ñ§Ó?§ä§î §Õ§Ñ§Ý§Ö§Ü§à §Ù§Ñ §â§Ñ§Þ§Ü§Ú §è§Ú§ç §²§¡.

§»§à§Ò §á§Ö§â§Ö§ä§Ó§à§â§Ú§ä§Ú §®§±§Ñ §Õ§à WMA, §Ó§Ú §ß§Ö §Ó§ã§ä§Ñ§ß§à§Ó§Ú§ä§Ö §Õ§à§Õ§Ñ§ä§Ü§à§Ó§Ú§Û §Õ§Ö§Ü§à§Õ§Ö§â §®§±§Ñ §ß§Ñ §à§ã§ß§à§Ó? DirectShow §ß§Ñ §Ó§Ñ§ê?§Û §ã§Ú§ã§ä§Ö§Þ? Windows.

§©§Ñ§Ó§Ñ§ß§ä§Ñ§Ø§Ú§ä§Ú WMA Converter, §ñ§Ü§Ú§Û §Þ§à§Ø§Ö §Ü§à§ß§Ó§Ö§â§ä§å§Ó§Ñ§ä§Ú §®§±§Ñ §Õ§à WMA §æ§Ñ§Û§Ý?§Ó. §£§Ú§Ò§Ö§â?§ä§î §®§±§Ñ §æ§Ñ§Û§Ý, §Ó§ã§ä§Ñ§ß§à§Ó§Ú§ä§Ú §é§Ñ§ã §á§à§é§Ñ§ä§Ü§å, §é§Ñ§ã §Ù§Ñ§Ü?§ß§é§Ö§ß§ß§ñ §Ñ§Ò§à §Ü§à§Õ§å§Ó§Ñ§ß§ß§ñ §Ù§Ó§å§Ü§å, §Ò?§ä§â§Ö§Û§ä, §ñ§Ü§ë§à §ß§Ö§à§Ò§ç?§Õ§ß§à. §¢?§ä§â§Ö§Û§ä §Ò?§Ý§î§ê§Ö, §â§à§Ù§Þ?§â §æ§Ñ§Û§Ý§å §Ò?§Ý§î§ê§Ö, §ñ§Ü?§ã§ä§î §Ù§Ó§å§Ü§å §Ó§Ú§ë§Ö, ? §ß§Ñ§Ó§á§Ñ§Ü§Ú. §¯§Ñ§ä§Ú§ã§ß?§ä§î §Ü§ß§à§á§Ü§å "§±§Ö§â§Ö§ä§Ó§à§â§Ö§ß§ß§ñ §Ü§à§ß§Ó§Ö§â§ä§å§Ó§Ñ§ä§Ú §®§±§Ñ §Õ§à WMA.

AMR §Ü§à§ê§ä§Ú Adaptive Multi-Rate. AMR ? §Ñ§å§Õ?§à §à§ã§ß§à§Ó§ß§à§Þ§å §Ù§Ñ§ã§ä§à§ã§à§Ó§å?§ä§î§ã§ñ §Õ§Ý§ñ §Þ§à§Ò?§Ý§î§ß§Ú§ç §á§â§Ú§ã§ä§â§à?§Ó. §© §å§â§Ñ§ç§å§Ó§Ñ§ß§ß§ñ§Þ §Ó?§Õ§ß§à§ã§ß§à §Ó§Ú§ã§à§Ü§à§Ô§à §ã§ä§Ú§ã§ß§Ö§ß§ß§ñ, §Þ§Ñ? §ç§à§â§à§ê§Ú§Û §Ö§æ§Ö§Ü§ä §å §Ô§à§Ý§à§ã§à§Ó§à§Þ§å §Ó§Ú§Ü§Ý§Ú§Ü. AMR §Þ§Ö§Ý§à§Õ?? §æ§à§â§Þ§Ñ§ä§å ? §à§Õ§ß§Ú§Þ §Ù §å§ß?§Ó§Ö§â§ã§Ñ§Ý§î§ß§à§Ô§à §æ§à§â§Þ§Ñ§ä§å §æ§Ñ§Û§Ý?§Ó §á§â§Ú§Û§ß§ñ§ä§Ú§ç MMS ,§ñ§Ü? §ß§Ö §ä?§Ý§î§Ü§Ú §Þ§à§Ø§å§ä§î §Ò§å§ä§Ú §Ó§Ú§Ü§à§â§Ú§ã§ä§Ñ§ß? §Õ§Ý§ñ §ã§ä§Ó§à§â§Ö§ß§ß§ñ §Þ§å§Ù§Ú§é§ß§Ú§ç §æ§Ñ§Û§Ý?§Ó, §Ñ §ä§Ñ§Ü§à§Ø §â§à§Ò§Ú§ä§Ú §Õ§Ö§ñ§Ü? §Ñ§å§Õ?§à §á§â§Ñ§è§ð? §ñ§Ü §ã§Þ?§ê§ß? §Ô§à§Ý§à§ã§Ú, §ä§Ó§Ñ§â§Ú§ß§Ú '§Ô§à§Ý§à§ã§à§Þ, ? §ä.§Õ. §¬§â?§Þ §ä§à§Ô§à, AMR §à§Ô§à§Ý§à§ê§Ö§ß§Ú§Û §ñ§Ü §ß§Ñ§Û§Ò?§Ý§î§ê §ê§Ú§â§à§Ü§à §Ó§Ú§Ü§à§â§Ú§ã§ä§à§Ó§å§Ó§Ñ§ß§Ú§Û §¤§à§Ý§à§ã §ã§ä§Ñ§ß§Õ§Ñ§â§ä§Ú §Ó §ã§Ú§ã§ä§Ö§Þ? §Þ§à§Ò?§Ý§î§ß§à§Ô§à §Ù§Ó'§ñ§Ù§Ü§å §Ó ?§Ó§â§à§á§Ö§Û§ã§î§Ü§Ú§Û §Ü§à§Þ?§ä§Ö§ä §Ù? §ã§ä§Ñ§ß§Õ§Ñ§â§ä§Ú§Ù§Ñ§è?? §ä§Ö§Ý§Ö§Ü§à§Þ§å§ß?§Ü§Ñ§è?§Û. AMR §ä§Ñ§Ü§à§Ø §Ò§å§Ó §à§Ò§â§Ñ§ß§Ú§Û §å §ñ§Ü§à§ã§ä? §ã§ä§Ñ§ß§Õ§Ñ§â§ä§ß§à§Ô§à §ê§Ú§â§à§Ü§à§ã§Þ§å§Ô§à§Ó§à§Ô§à §Ü§à§Õ§Ö§Ü§Ñ §Þ§à§Ó§Ú 3GWCDMA ? GSM §á§à 3GPP (3rd Generation Partnership Project).

§»§à§Ò §á§Ö§â§Ö§ä§Ó§à§â§Ú§ä§Ú AMR §Ó WMA, §Ò§å§Õ§î §Ý§Ñ§ã§Ü§Ñ, §Ó§ã§ä§Ñ§ß§à§Ó?§ä§î §ã§Ó?§Û §Õ§Ö§Ü§à§Õ§Ö§â.

AWB §æ§à§â§Þ§Ñ§ä §ß§Ñ§Ù§Ú§Ó§Ñ?§ä§î§ã§ñ True Tones. AWB ? §á§â§Ú§Û§ß§ñ§ä§Ú§Û §å §á§Ö§â§ê§à§Þ§å NOKIA3300 §å §Ó§Ú§Ô§Ý§ñ§Õ? §â?§ß§Ô§ä§à§ß?§Ó ? §Ó§à§ß§Ñ §ã§Ü§Ñ§Ù§Ñ§Ý§Ñ, §ë§à§Ò §Ò§å§ä§Ú §Ó §Ù§Þ§à§Ù? ?§Þ?§ä§å§Ó§Ñ§ä§Ú §á§â§Ú§â§à§Õ§ß§Ú§Û §Ù§Ó§å§Ü §Ö§æ§Ö§Ü§ä§Ú§Ó§ß§à NOKIA. AWB ? §á§à§Ù§Ú§ä§Ú§Ó§ß§à§ð, §ë§à ?? §â§à§Ù§Þ?§â§Ú §Õ§à§ã§Ú§ä§î §Þ§Ñ§Ý? §Ù 4-§ç§Ó§Ú§Ý§Ú§ß§ß§Ñ §á?§ã§ß§ñ §ä?§Ý§î§Ü§Ú §á§â§Ú§Û§Þ§Ñ? §Õ§à 600 700KB, §ä§Ñ§Ü§Ú§Þ §é§Ú§ß§à§Þ, AWB, §Þ§à§Ø§ß§Ñ §ã§Ü§Ñ§Ù§Ñ§ä§Ú, §Ò§å§Õ§Ö §à§ß§à§Ó§Ý§Ö§ß§ß§ñ AMR. §¡§Ý§Ö §ß§Ñ§ã§á§â§Ñ§Ó§Õ? §Þ§Ö§ß§ê§Ö, AWB §Þ§à§Ø§Ý§Ú§Ó?§ã§ä§î §Ó?§Õ§ß§à§Ó§Ú§ä§Ú §á§â§Ú§â§à§Õ§ß§å §Þ§å§Ù§Ú§Ü§å, §ß?§Ø §Õ§Ö§ñ§Ü? ?§ß§ê? §Ù§Ó§å§Ü§à§Ó? §æ§à§â§Þ§Ñ§ä§Ú §á§à§Õ§à§Ò§Ñ?§ä§î§ã§ñ MMF, MP3 ? §ä§Ñ§Ü §Õ§Ñ§Ý?.

§»§à§Ò §á§Ö§â§Ö§ä§Ó§à§â§Ú§ä§Ú AWB §Õ§à WMA, §Ò§å§Õ§î §Ý§Ñ§ã§Ü§Ñ, §Ó§ã§ä§Ñ§ß§à§Ó?§ä§î §ã§Ó?§Û HDX4 §Ü§à§Õ§Ö§Ü §Ñ§Ò§à §á§â§à§Ô§â§Ñ§Ó§Ñ§é.