Details ： 1. Control method: manual control, remote control, centralized control
2. Motor power: 25W/220V, 50/60Hz
3. Ambient temperature: -40℃-85℃
4. Interface equipment: power supply 220AC, VGA input, RS232/RS485 input and output
5. Pitch angle: 0 degrees -15 degrees
6. Remote control distance: 40 meters
7. Operation mode: fiber card tooth skin with linear guide rail
Noise: less than 20 decibels, 　　　　　　　　　　　　　　　　　　　　　　　 8. The same parameters are as follows:
Embedded installation / new numerical control design / with microphone with speech button and indicator light, which can control/indicate the state of the machine / unidirectional, with anti-air blast function, equipped with windproof protective cover / with chairman priority control button, can be Start the system prompt to remind attendees to pay attention, can set permanent termination or pause to terminate the speaking state of all speaking representatives' microphones / The number of chairman units in the system is not limited, and can be placed at any position in the loop / The chairman unit in the system is not restricted The limit of the circumvention type condenser microphone pole, and has a speech indicator halo/ High microphone sensitivity/ The unit is powered by the system host, the input voltage is within the safe range of 18V/ With automatic machine function, the open microphone in the state of no pickup (pick up When the sound in the sound range is lower than 50dB), it will be automatically closed in 45 seconds. The unit adopts 8-core wire "T" type connection. It has automatic video tracking function. It is equipped with a microphone unit connection line. 9. Parameter supplement: When needed, the microphone Raise, drop into the cabinet without using the microphone, the door closes automatically