Audio circuit boards; Downloadable mobile applications for recording field and crop observations related to pest pressure, tracking field conditions with GPS-enabled maps, and generating crop scouting reports; Electronic and optical communications instruments and components, namely, communication link testers for testing communication links; Flexible flat panel displays for computers; Integrated circuits and integrated circuit cores for use in wireless communications and wireless communication equipment and apparati and digital signal processors (DSP); LAN (local area network) access points for connecting network computer users; LAN computer cards for connecting portable computer devices to computer networks; Mobile hotspot devices; Portable computers; Power strips; Resistors for distributing or controlling electric current; Safety and driving assistant system for mobile vehicles and vessels comprised of electronic proximity sensors and switches, high-resolution cameras, integrated circuits for the purpose of imaging processing, and display monitors; Solar panels for the production of electricity; Telecommunications and data networking hardware, namely, devices for transporting and aggregating voice, data, and video communications across multiple network infrastructures and communications protocols; Wireless headsets for smartphones