Button MIC Lavalier Lapel Microphone 2 in 1 Wireless Lavalier Mic Smartphone/Laptop/Tablet

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

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