2020

Full-duplex transmission means that the switch is able to receive data while sending data at the same time, and the two are synchronized. It is like when we make a phone call, we can also hear each other’s voice when we speak. The current switches in the market all support full duplex. The advantage...

Condenser microphone is a kind of microphone to convert the sound signal into electrical signal by the change of capacitance size. This kind of microphone is the most common one. The built-in microphone of recorder is of this kind, because it is cheap, compact, and the effect is not bad. Sometimes it...