XIAOKOA UHF Lavalier Wirele Microphone Recording Youtube Live Interview Mic for Iphone Android PC Camera noise reduction microphone Package List 1X Transmitter 1X Receiver 1X 4 Pin to 3 Pin Adapter 1 X USB cord 1X user manual Not support Macbook,laptop UHF latest wirele technology, stable signal, no delay, no interference from home WIFI signal.(Only for Recording, not compatible with amplifiers, speakers)Omni-directional Microphone,high sensitivity to pick up sound, intelligent noise reduction, make the sound more clear and realistic.Mini metal clip allows you to easily clip it to your collar, tie or pocket.Very portableUltra-long transmiion distance, up to 50m in open areas.Support multiple groups to use at the same time(up to 40 set), long pre the transmitter ''-'' for 3 seconds to switch channelsSuper battery life, built-in 400mAh rechargeable lithium-ion battery, 2 hours charge, 5-6 hours available, red light on when charging, red light off when fully charged.Iphone and Android universal(Android 9.0 above no need to download third-party recording software) : support phone recording, suitable for Youtube, Google, live broadcast, interview, video recording . We also include a free 4pin to 3pin adapter,Which can be used for the Camera/PC. feel free to contact if any problem.Reset method:1.turn off the transmitter and receiver.pre volume''''+'''' button of transmitter and don't 2.loose,turn on the switch at the same time,the blue light will blinking several times,3.loose the volume''''+'''' button,reset finished.4.Turn on transmitter and receiver and see whether is working normally. FAQQ:what is the battery capacity,how long can use after rechargeA: 500mah,last 5-8 hoursQ: what is the package listA: Package List 1X Transmitter 1X Receiver 1X 4 Pin to 3 Pin Adapter 1 X USB cord 1X user manualQ: what about the sound qualityA: almost no noise , the microphone is special for recording ,youtube ,interview .only black