Design me a Product

Need a product Code should have - Phase I  Digital inputs 4 (5-24 VDC)  Digital outputs 4 (5-24 VDC)  Analog Inputs 4 (0-12 DC)  Inter face with Samsung Tablet Android  All the inputs and outputs can be monitored/toggled form Tablet  Analog inputs could be calibrated from tablet  Power supply 12 V/120V/240V  Processor Operating on 3 V  All communication parameters to manipulate I/O so can be incorporated with other software. Phase II  Interface with 2 no of USB Cameras (Web Cam) and send video to tablet over USB configured in such a way tablet is just receiving some form of data but not interfacing with USB camera