Calculators; Radios incorporating clocks

satellite and terrestrial-based communications systems, namely, computer hardware, peripherals and software used to send and retrieve messages and for use in monitoring and managing dispatch and location of tractors, trailers, containers, railcars, intermodal containers, automobiles and airplanes; computer hardware, peripherals and software used for automated meter reading, security monitoring, two-way paging, environmental monitoring, facility monitoring, and point-of-sale monitoring