Loss of neurons in the cerebral cortex—the surface layer of the brain, which carries out conscious thought, physical perception, and higher-level control of body movements.
The wireless subwoofer also features patented Philips DoubleBASS technology to generate a deep and powerful bass performance and giving the perception of offering bass notes below the physical limit of the speaker.
They included "the complexity of the system, lack of knowledge of entitlement, a perception of being stigmatised by the receipt of benefit and physical or other difficulties in the processes of claiming".