Rechargeable 2 packs wireless stereo microphones: Comes with 1 Receiver with 2 Transmitters wireless lavalier microphone kit, which makes it easier to record sound or video from both 2 parties at the same time. Also, you can use just one mic alone for interviewing, vlogging and so. on No delay, Plug & Play: Plug the receiver into your phone, iPad, or any Lightning port device(Not USB-C Port), turn on the wireless microphones, they will auto paired and start recording, it will last at least 8 hours working time & Enable to cover 65ft for signal, helps you get rid of messy wire and clearly recording or taking video at a further distance indoors or outdoors