PORTABLE CHARGING CASE, LONG LASTING BATTERY: KOSCHEAL micro for wireless mobile can be used continuously for 10 hours when fully charged. Equipped with a 120mAh high-capacity portable charging box, it can provide about 36 hours of battery life. And it has 4 indicator lights on the charging case to clearly inform the user of the remaining power of 25% 50% 75% and 100% accordinglyPLUG AND PLAY & AUTO-SYNC: KOSCHEAL wireless microphone for mobile, no need to download APP or turn on Bluetooth, the receiver and smart lapel microphone will turn on automatically when taken out of the charging case, just connect the receiver to a device with lightning port use. The wireless button microphone can be attached or clipped to your phone's shirt without worrying about it getting tangled and losing the connection.360H-D SURROUND SOUND PICKUP AND MULTIPLE ADJUSTABLE MODESKOSCHEAL wireless microphone for recording has a built-in professional-grade intelligent active noise cancellation chip, it can effectively identify the native, strong anti-interference ability, innovative lapel microphone 360no dead angle radio, One setting of mute, noise reduction, and reverb modes in different environments via buttons.WIRELESS LAPEL MICROPHONE AND 20M AUDIO RANGEKOSCHEAL wireless lapel microphone for phone video recording can maintain clear sound quality in the range of 20m. The wireless lapel microphone is perfect for Youtube/Vlog video recording, Facebook/TikTok live streaming, interviews, presentations, virtual meetings, etc.COMPATIBLE WITH MOST VIDEO RECORDING EQUIPMENT: Most wireless lapel microphones sold in stores are only compatible with iOS, and the connection is unstable. Therefore, we specially update the adapter device, using our portable wireless lapel microphone for mobile you can not only connect your android smartphone. If you have any questions about wireless lapel microphone, please feel free to contact me.