[Omnidirectional Sound Reception]Equipped with High Density Spray-proof Sponge and High-sensitivity Microphone, our device clearly records every detail of the sound regardless of surrounded environment. Our Noise Reduction Technology cuts off any noise interference while recording so as to ensure the sound quality[MFi Certified]The upgraded wireless clip-on microphone is equipped with a Lighting connector and a charging Cable. Compatible with iOS smartphones, iPad, etc, the handheld mic is suitable for interviewing, online conferencing, podcasting, vlogging, live streaming[Universal Wireless System]The small lapel microphone is free of wire. You can hold it by hand or clip it on your shirt. Enable to cover 20m for signal, helps you get rid of messy wire and clearly recording or taking video at a further distance indoors or outdoors[Rechargeable Transmitter and Receiver]The wireless lavalier microphone is built in 50mAH rechargeable batteries up to 3-5 hours operation time with only one-hour charging time. While using the lav mic, you can charge your device simultaneously[Easy Automatic Connection]This innovative wireless lav microphone is much easier to set. No Adapter, Bluetooth or Application needed. Just plug the receiver into your devices, then turn on the portable mic, these two parts will pair automaticallyMicrófono: marca digital de silicio Voltaje de entrada: 5VCapacidad de la batería: 50MAHAutonomía: 3-5 horas Relación señal/ruido: 64DBM Reducción de ruido adaptativaRetardo de transmisión: 20MS Sensibilidad: -42DBGama de frecuencias: 20-20KHZDistancia de transmisión: 20 metros sin obstáculosAccesorios incluidos1 receptor, 2 transmisores,2 filtros de espuma, 1 cables USB-C, Manual