[High compatibility of portable devices] Thanks to the 3.5mm jack, the lavalier microphone is compatible with Android and iOS devices (iPhone6, 6s, 7, 8, 11, 11Pro, X, XR, 12 Pro , iPad, Samsung, OnePlus, Sony); Using the TRRS adapter to attached TRS, it can be applied to cameras (DSLR) / desktops / laptops with MIC ports. Please note that a smartphone with Lightning or USB-C interface requires a corresponding adapter (not included) [Excellent quality and perfect recording] The cardioid pointing microphone has built-in high-sensitivity condensers and a windshield to ensure sound is captured in one direction. This can ensure clear sound quality anti-howl anti-interference no radiation. It is very suitable for audio and video recording occasions such as YouTube, Tik Tok, podcasts, interviews, ASMR, musical instrument production, etc. Not compatible with amplifiers, speakers, Bluetooth speakers and MacBook [Good battery life] 2.5 hours of charging, 6 hours of continuous use, the transmitter and receiver are equipped with rechargeable lithium batteries of 400 mAh, which can be charged at the same time via the computer / external battery / power adapter using the supplied USB charging cable double connector. Please turn off the device before charging it [Excellent wireless transmission] UHF wireless microphone guarantees stable transmission range up to 20m, anti-interference signal, no delay and constant frequency; wireless design allows condenser microphones to get rid of cable chains. [Lightweight and portable] The mini microphone comes with a pouch, so you can take it with you.