35 Retail services by direct solicitation by sales agents, and retail store services, in the field of digital wireless telephones, electronic handheld units for the receipt and transmission of data, electronic personal digital assistant devices, and accessories therefor; retail services by direct solicitation by sales agents, in the field of wireless communication infrastructure equipment, namely, receivers, transmitters, controllers, alarm status monitors, antennas, and cabinets for distribution to wireless communication service providers, hospitals, fire departments and others having independent wireless communication networks