SYNCO G1(A1) is a 1-trigger-1 professional wireless microphone at 2.4 GHz. The unique SyncoderTM Encrypted Transmission Algorithm allows it to realize precise audio signal pickup, the powerful transmitter and one-to-one concentrative response enable it to reach signals 70 meters away at max., the optional low cut filter as well as gain control make it possible to improve the signal level perfectly, and the rechargeable lithium battery guarantees its 8-hour-long working each time. The wireless microphone is excellent for stage performance, speeches, and vlog where one person talks to the camera. For 2-person interviews/ dialogues, G1(A2) is a better choice.