3. The apparatus of claim 2 , further including an on/off switch embedded in the housing.
2. The apparatus of claim 1 , wherein the speech recognition module configured to decipher the form of the vocal communication yields the best recognition output when ŵ=arg w max p(X|W, λ w ), where λ W is the probability weight for a given text W and 1≧λ w ≧0, wherein ŵ is the recognition result and X represents the input speech signal.