Plug and Play: No Bluetooth required, no adapter required, no APP required, just plug the mini wireless lav microphone into your device, turn on the portable lapel microphone and the two parts will automatically pair. And get to work quickly. Hold down the power button to turn off the microphone and save battery. Long-lasting battery life: Built-in 65MAH rechargeable battery, working time up to 7 hours, charging time only 2 hours. When using the wireless microphones, you can charge the device at the same time. Lightning Ports: The wireless microphone is for iPhone or iPad compatible with iOS system. It can be used on iphones and ipads with Lightning ports. But without usb c type interface connected to your mobile phone, it cannot be used with android devices unless you have the appropriate adapter. Two-person recording: This portable lapel mic has a receiver and two transmitters to support two-person recording for the convenience of team workers. Also equipped with blowout resistant foam sponge, can pick up sound in all directions. The 360-degree rotating collar clip clips the microphone to your shirt, freeing your hands to record from a distance. In this way, action shooting, mobile phone recording and short video production can be completed in various large scenes." Buy with confidence. Check out our reviews. Also, happy to combine shipping to save you when you buy multiple items.