PLUG AND PLAY: Clip on microphone is easy to use, auto pairs, auto connects when plugged into the receiver, no adapter required, additional APP, BT required. Open your phone, live streaming app or other apps to receive sound using the microphone. INDICATOR LIGHT: The blue light flashes when the lavalier microphone is receiving, press the mic switch key, the indicator light turns blue, turn on, the blue indicator light of the receiver and the white indicator light of the microphone are always on. AUTOMATIC SYNCHRONIZATION: Wireless lapel mic supports multi channel real time mixing, synchronizes the background music and vocals of the mobile phone in real time, reduces the post editing of the video, and provides professional full band sound. 360 DEGREE SOUND PICKUP: Lavalier microphone without any delay, real time voice synchronization, high density anti spray sponge, high sensitivity mic, 360 degree all round sound recording, free from environmental interference, and records every detail well. GOOD PERFORMANCE: Wireless lavalier microphone signal is stable. Built in 70mAh rechargeable battery, working time up to 5 hours. Support 65ft barrier free working distance. Suitable for broadcast video, recording, live broadcast, Vlog, etc.