Compatible: Lavalier microphone works with for iPhone 7/7 Plus, 8/8 Plus, X, XR, XS, XS Max, 11/11 Pro, 11 Pro Max, 12/12 Pro and for iPad 2/3/4, for iPad Air series , for iPadPro series (Note: Do not support for iPad Pro 11-inch and 12.9-inch with Type-C interface) Plug and Play, Automatic Pairing: They connect automatically, no need to download APP and Bluetooth. Our equipment consists of a transmitter and a receiver (working range up to 60 feet), just plug the receiver into your iOS device and power on the microphone to start recording. Say goodbye to messy cables and make your streaming easier and more enjoyable Portable and durable: Exquisite and compact, simple shape, with lapel clip design, more convenient to wear Intelligent noise reduction: built-in noise reduction chip, strong anti-interference ability, effective identification of original sound, clear recording in noisy environment Long-lasting working time: built-in 80mAh battery, about 5 hours of long battery life, free short video recording or live broadcast, easy to deal with various noisy environments, and worry-free shooting throughout the day to meet your needs Specification: Frequency range: 2.4GHz Charging voltage: DC4.8~5.4V Transmission distance: about 20 meters (barrier-free) Human/obstacle distance: about 7 meters Microphone: Digital Microphone Working hours: 5H Signal-to-noise ratio: 64 dBm Start-up current: 1.5~6mA Charging interface: TYPE-C Transmission delay: 18MS Standby current: 4.3~5.5mA Sensitivity (Microphone): -26dB Battery capacity: button battery, 80mAh Charging current: 65mA Frequency response range: 20-20KHZ Package included: 1 x Lavalier Microphone 1 x Receiver 1 x Charging Cable 1 x English and Chinese User Manual Other items not include