9 Digital signage; Digital signage display panels; Digital signage monitors; Digital signs; Downloadable database management software for digital signage; Downloadable software for use in content management of digital signage; Downloadable software for managing digital signage; Media players; Recorded computer software and hardware for use in content management of digital signage sold as a unit; Recorded database management software for digital signage; Recorded software for managing digital signage; Downloadable computer application software for portable media players, namely, software for use in content management; Electronic displays, namely, digital signage; Recorded computer application software for portable media players, namely, software for use in content management; Wireless receivers and transmitters for portable media players