Magnetic Attraction Lavalier Microphone 2 in 1 Wireless Lavalier Mic Online Class Meeting

Label:Yes Material: Plastic Working time:2-3h Mic Size:about 2.6cm(1.02in) Packing:1pc Receiver,1pc/2pc mini mic Frequency response range: 20Hz-20KHz Signal to noise ratio: ≥ 60dB Style:Lavalier Microphone Battery capacity: 40-50mAh Receiver Size:about 4.7cm(1.85in) Transmission distance:10-20m

Usage tips: The noise reduction mode will make the voice brighter (suitable for people who speak softly) When two people are using it, do not keep the collar clips too close (the best effect is when it exceeds 3 meters) When the winter is extremely cold, the battery life will be shortened