System components of cellular wireless networks are shared during and after a mobile station handover from a first cellular wireless network to a second cellular wireless network. In some examples, the camera transport device includes a cart module, a motor transportation module, a pantilt module including a panning assembly and a tilting assembly, and at least one gear train configured to drive rotation of the panning assembly and pivot of the tilting assembly. At the receivers, corresponding keys are generated and used to decrypt the data units to gain access to the data. A pressure equalization system has balance passages internal to the housing to allow flow from higher pressure zones to lower pressure zone of the process gas so as to avoid creation of a condition that can draw air into any zones of reduced pressure in the housing. Kits can include personal hygiene products ergonomically adapted to be used by a child. The second extending portion includes a plurality of second openings configured to receive at least one second projecting member from a second side of the leadframe assemblies.