Today I came across a potentially better option while I am not sure as I have very little information about it seed studio has released something called respeaker to kickstarter.
For those of you interested in having a home much like that of IRON MAN's jarvis or something close to it you may want to give it a look. https://www.kickstarter.com/projects/seeed/respeaker-an-open-modular-voice-interface-to-hack?ref=nav_search
I am really interested to see these types of things interfaced with basic I am sure it is totally possible the nice thing is this device is I2C I2S compatible and there is a far field mic array board as well that can be included as well as speaker output for acknowledgement of what is spoken a very interesting project.
Where I buy my ESP8266 boards from... (Banggood)