Specification - Utilizes proprietary ultrasonic interference and diffraction technology to effectively block all types of mobile phones and recording devices, providing anti-eavesdropping functionality;- ... Read More
Product Description Frequency response30Hz~20KHzSignal to noise ratio>90dBDynamic range98dBTotal harmonic distortion< 0.05%Microphone sensitivity-35dB±2dBWorking voltage24 v DC + / - 5%The connection methodBran... Read More
Product Description - Built-in multi-channel internal communication and conference service function, the conference host can receive conference service request information sent by the conference unit; - With ... Read More
Zhuhai Huain Electronic Technology Co., Ltd.Main Products: digital conference system, sound reinforcement system, simultaneous interpretation system, video conferencing system, audio and video matrix system and ... Read More