????????? ??? ??????? ?????: If the connection is unsuccessful, please enabling ??? feature on setting. ?????? ?? ??? ??? ??????? ?????? for video recording, please download a third-party software such as the "???? ??????" app for alternative usage. Open the app and Go to Settings in app only; Then go to Video Settings; Click on ????? ?????? and select ???????? ??? from there.- ? ???? ???????? & ???? ??????: Grenaro wireless microphone comes with a ? ???? ???????? and consultation service. If you purchase and try it but are not satisfied, you can return it to us. If you have any questions or concerns during use, you can refer to the ???? ?????? or contact our ???????? ??????? ??????? at any time.- ?????? ?????????? ? ????? ????? ?????????: Grenaro wireless mic is using DSP intelligent noise reduction chip to achieve manual adjustable ? ????? ????? ????????? and provide professional full-band audio CD quality, whether you are in a quiet indoor or noisy outdoor, you can select different level according to the using environment.- ?????????? ???? ??? & ??????? ????-? ???????: Grenaro wireless mic is equipped with a ???? ? ?? ???????? ??????? ??? ???. Compatible with iPhone/ iPad & Android smartphones, tablet with Type-C port, tablet with USB C port (???????? ??? ????????) to meet your different requirements in need. (??? ??????? ????? ??? ???? !!!)- ????/??? ????-???????? ????????: Grenaro wireless lavalier microphones is built in rechargeable batteries, each wireless microphone can be used for up to 8 hours after about 1-2 hours charging. Easy to connect and Transmission Distance about 65FT for signal and using real-time auto-sync technology, helps you reduce trouble and clearly recording or taking video at a further distance.- ??? ??????????????? ????? ????????? & ???? ??? ????: Grenaro wireless lavalier microphones, High-sensitivity Microphone, 360 wide-range recording. Fast Working, Radio Well Regardless of Surrounded Environment, Recording Every Details. Dont need bluetooth, just plug the transmitter into the devices and they will auto pairing connect.- Charging Tips: Please remove the protective partition that comes with the microphone after receiving the product. This protective partition is usually placed at the charging port of the microphone to prevent dust, dirt, and other substances from contaminating the charging port. After removing the protective partition, you can connect the microphone to the charging case and start charging.