If you have an iPhone:
Conduct a search in the iPhone Ap store for "iDMSS". This is the new "Lite" version of DMSS which allows up to 4 live video feeds + Audio Support! The "Plus" version allows the playback of stored clips from the DVR to the phone.
iPad: iDMSS-HD-Lite or iDMSS-HD
For the Android there is "gDMSS Lite" which also supports audio and 4 simultaneous windows of live viewing. The gDMSS Plus" version now supports playback of recorded video: