likylin

Photodiodes; video screens; light-emitting diode [LED] screens; central processing units for processing information, data, sound and images; computer software for controlling the operation of audio and video devices; video display monitors; display monitors; liquid crystal display [LCD] monitors; large-screen liquid crystal displays [LCDs]; interactive touchscreen terminals; electronic interactive whiteboards; touchscreen displays; all-in-one television and computer; electronic notice boards; signs, luminous; neon signs; digital signs; radio receivers and transmitters; public address systems; portable multimedia players [PMPs]; audio equipment; wireless speaker microphones; loudspeakers; signal processors for loudspeakers; video processors; microphones; camcorders; audio- and video-receivers; digital audio players; video monitors; audio and video converters; multimedia projectors; holographic projection apparatus; audiovisual teaching apparatus; electronic numeric displays; liquid crystal display [LCD] screens; power distribution apparatus; power switches; electronic control apparatus for conference voting; curved video screens; organic light-emitting diode [OLED] display panels; distribution consoles [electricity]; computer display screens; 3D spectacles; power supply [rechargeable batteries]; light-emitting diode [LED] monitors; digital display signage; television monitors; optoelectronic converters; digital signage display panels; electronic indicator panels; LED outdoor advertising display screens.