Digital 2.4GHz & Auto-PairingSYNCO G2(A1) Pro wireless lavalier microphone features 2.4GHz frequency spectrum and Syncoder technology, which avoids confusing domain of UHF and offers a secure, stable and audio system. It supports automatic connection between TX & RX after power on and easy operations if you need manual pairing. 200M Transmission & One-Touch Noise CancellationG2(A1) Pro one transmitter to one receiver transfers stable and anti-interference signals up to 656ft/200m range(LOS) with 12.5ms low latency. This new lapel mic is integrated with DSP technology to optimize audio instanly, which is efficient in post processing and offers a high quality audio performance in live broadcasting. Mute Function & Three Usage ModesInstead of frequently turning on/off the wireless microphone, simply press the transmitter's power/mute button to pause audio recording if you need during filming. Additionally, G2(A1) Pro features stereo/monaural/protect channel modes tha