AUDIO - VISUAL Materials

AUDIO


1. Computers Speaker or Multimedia Speakers - are speakers external to a computer, that disable the lower                                                                            fidelity built-in speaker.

2. Headset - a pair of earphones typically joined by a band placed over the head, for listening to audio                               signals such as music or speech.

3. Radio - the transmission or reception of electromagnetic waves of radio frequency, especially those                           carrying sound messages.  

VISUAL

1. Spotlight - a lamp projecting a narrow, intense beam of light directly onto a place or person, especially a                        performer on stage.

2. LCD computer - a flat panel screen that uses the liquid crystal display (LCD) technology and connects to                               a computer.

3. Projector -  a device that projects computer output onto a white or silver fabric screen that is wall, ceiling                       or tripod mounted.