First contextual data characterizing behavioral attributes of a user visiting at least one web page is received. The housing includes a first wall positioned opposite from a second wall. The DRF bus and DR11F bus, and the GDRF bus and GDR11F bus, are placed in parallel for the purpose of reducing the number of times toggle operations of a data bus are performed at the time of a data transmission. The sealing member has an outer peripheral surface and elastically deformable lip portions extending from the outer peripheral surface and contacting an inner peripheral surface of the tubular portion in the region of the open to form a hermetic seal between the lip portions and the inner peripheral surface of the tubular portion.