Compared with the general museum explainer, the second generation of explainer used in the museum is less influenced by the environment and is suitable for indoor us...

  Audio Equipment difference between Analog And Digital Signals An analog signal is a constantly changing physical quantity representation of...

The digital audio wireless tour guide system is composed of transmitter and multiple receivers. The transmitter is equipped with a lap-clip microphone or a headset microph...

 What is important for users of the tour guide system, which also serves as audio video guide system player for interpretation, is the simplicity of its use...

  Compared with the general museum explainer, the second generation of explainer used in the museum is less influenced by the environment and is suitable for indoor u...