?Wide Compatibility?The wireless lavalier microphone works with a variety of devices. Including 3.5mm-TRS-to-TRS cable for various DSLR cameras, OTG audio output cable for Apple or Android systems. ?One Touch Mute and Live Monitoring?This switch is designed to mute your wireless microphone for brief pauses during teamwork or device setups, rather than repeatedly turning the system on/off. The receiver has a 3.5mm headphone jack for real-time monitoring of recording status during recording. ?8 Hours Long Working Life?The lavalier microphone for iphone has a built-in 250mah battery that lasts 6-8 hours on a 1.5 hour charge, allowing you to use it outdoors without worry. ?Plug and Play?Simply plug the receiver into your phone and clip the lavalier microphone onto your shirt, and it will start working in a second. No Bluetooth, no apps, and no annoying cables! Suitable for vlogging, interviewing, live streaming, YouTube, TikTok, Podcast, Instagram, online video tutorials and singing recording. ?164ft/50m Stable Transmission?This wireless lavalier microphone has a built-in noise reduction chip, real-time auto-sync technology and ultra-low latency (0.009 seconds) 2.4G signal transmission that filters out all kinds of noise and allows a transmission range of up to 164ft/50m (LOS). Omnidirectional pickup of surrounding sounds allows for effective identification and reproduction of original sounds in noisy environments.