Mixer recorder online

Te pide microfono...grabas y mezclas efectos
Step 1:
Choose the sounds and background track you want for your recording.
Step 2:
Click "record". Combine sound effects, background music, and your voice for a personalized touch. Hint: using a headset microphone will improve the quality of the recording.
Step 3:
Save your RAZZ and publish it anywhere. MySpace, blogs, personal webpages... its up to you.

No se puede afanar, por eso pongo el link
Aparentemente, tambien se puede linkear la mezcla que hagas en blogs, webs, etc. Peeeeeero...tenes que registrarte...