Wireless Audio Transmitter, Professional voice of the collection, it is constituted by the transmitter and receiver. This product can be collected by launching wireless voice signal, reaching 500 meters. Even in other places, but also you can know the voice of the scene.

Purposes: for TV-making unannounced visits, investigatigation and evidence collection, anti-counterfeiting Trade and INDUSTRY bureau, food safety, the city government to do the rectification, the public security bureau of evidence, Law firms, the Anti-Corruption Bureau, the courts and other departments.