1, computer
, is a modern electronic calculator for high-speed calculations, can be numerical calculations, but also logical calculations, but also has a storage memory function. Is able to run according to the program, automatic, high-speed processing of large amounts of data of modern intelligent electronic equipment.
2, external sound card
External sound card, also known as USB sound card. A kind of sound card that is different from the motherboard integration, or through the PCI, ISA, PCI-E and other interfaces with the motherboard connected to the built-in sound card.
The external soft card is actually the same as the motherboard-integrated soft card, but because the external card can use better CODECs than the motherboard-integrated one, and can add new circuits, the external soft card can realize better sound quality and more functions.
3, microphone
, the scientific name for the microphone, is the sound signal into an electrical signal energy conversion device, by the "Microphone" the English word translation. Also known as microphone, microphone. In the twentieth century, the microphone from the initial conversion of sound and electricity through the resistance to the development of inductive, capacitive conversion, a large number of new microphone technology gradually developed.
This includes microphones such as aluminum ribbons and moving coils, as well as the current widespread use of condenser microphones and electret microphones.
4, monitor headphones
Monitor headphones usually refers to the studio or stage used to monitor the audio playback effect of the headphones, which are widely used in the work of the DJ disc, recording studio, dubbing studio, television, radio, and MIDI studios and other fields.
5, camera
Camera (CAMERA or WEBCAM), also known as the computer camera, computer eye, electronic eye, etc., is a video input device, is widely used in video conferencing, telemedicine and real-time monitoring.