Which card is good for teaching loudspeaker?
SAST's personal feeling is good.Cheap, but cheap, not necessarily good goods, look at their pictures to know that the appearance of workmanship is not good, of course, the quality of their own is also possible to think of.
Upstairs, said SAST, personally feel that SAST's megaphone is characterized by cheap, but not necessarily cheap goods, look at their pictures to know that the appearance of the workmanship is not good, of course, the quality of their own is also possible to think of. It doesn't have to be wireless, it's easy to signal interference and so on. Relatively speaking, wired portable is more convenient. The winning proposal loudspeakers, the price may be expensive, but definitely better sound quality workmanship and many people can see, wireless E160W, this is according to your request to consider it, the hope can help you!
The wireless microphone upstairs said refers to rely on electromagnetic wave transmission of the audio signal, there must be electromagnetic interference, now the infrared wireless technology has solved the interference of electromagnetic wave, and will not appear on the frequency, the infrared amplifier green environmental protection health.
