2.0 Channel Amplifier 2.0 channel refers to a two-channel output, there are two channels L/R. 2.1 Channel Amplifier 2.1 channel is to add a bass output channel on the basis of 2.0 channel amplifier. 5.1 Channel Amplifier 5.1 channel refers to the center channel, front left and right channels, rear left and right surround channels, and subwoofer channels. A system can connect 6 speakers...

The classification of high, medium and woofer refers to the pitch of the horn sound. Because the horn is a physical device, each type has its own optimal working frequency because of different materials. In order to pursue a better sound restoration effect, the signal is artificially adjusted according to the tone Separately sent to the speakers made by the most suitable working frequency...

Definition of stereo In fact, the natural sound we hear in daily life is stereo. However, the stereo sound in audio technology is not natural sound, but the sound obtained through recording, transmission and playback systems. In order for the listener to get the impression of the spatial distribution of sound and produce a sense of presence and three-dimensionality, it needs to undergo some...