input devices 
Electronic devices used to transmit data and commands to a computer.
Miniature digital camera used to transmit video images in real time or for videoconferencing over the Internet.
Optical system made up of a set of lenses fixed on a mount; it is used to transmit a filmed scene to a sensor.
Flexible cable containing the conductors used to connect the Webcam to the computer.
Device that converts electric pulses into broadcast or recorded sounds.
Portable video camera in which the recording tape is replaced by a processor, which records and stores sounds and images in digital format.
Camera that contains a sensor and a microprocessor rather than film; it records and stores images in digital form, which can then be viewed on a screen.