1. A computer-implemented process for transforming a user input into an audio output comprising: receiving an input signal from a contextual input device, the contextual input device comprising: a plurality of tactually discernable keys disposed in a predetermined configuration, the predetermined configuration replicating a particular relationship among a plurality of items grouped together as a known physical object; determining whether the input signal represents a selection of an item from among the plurality of items or an attribute pertaining to an item among the plurality of items; transforming the input signal into an analog audio signal representing human speech; outputting the analog audio signal representing human speech with an electro-acoustic transducer.