1.Dual backup design, top golden film high-fidelity microphones and the circular high-resolution screen. The notification and image are sent by the Center. The dynamic dial displays the time and the status of the statement.
2.The microphone can be turned on and off by tapping the screen, and a electronic designation card which is made out of magnetic bonding material, is put on the backside of it. Adding PC software function, using 4 in 2 out HD 3G-SDI seamless switching matrix to seamlessly switch the subtitles, banners and the others.