Select the blog from your dashboard and enable Post By Voice . You can have a audio post on your blog.
Just follow the instructions after you enter the seceret key.
The ideal way of sharing with your blog readers ‐ when you are too tired to write , speak to them.
• Post by Voice is powered by the Twilio API.
• The maximum length of a recording is 1 hour. We will probably decrease this after
we have a chance to watch usage stats.
• If there is 10 seconds of silence, the recording will end.
• You do not need a space upgrade to use Post by Voice.
• Normal calling rates will apply for the phone call.
• You can disable it whenever you want.
Visit http://en.support.wordpress.com/post-by-voice/ for more info.