high quality 8 h Working Time The portable lapel microphone transmitter has a built-in rechargeable battery and a low-power chip for up to 8 hours of working time, and a full charge takes only 1.5 hours. The receiver is powered by your device with a charging port to charge your mobile phone while recording videos, no more low battery panic! NOTE: The microphone receiver does not need to be charged. Packing List The package includes 2 Microphones, 1 Receiver, 1 Type-C to Lightning Adapter, 1 Type-C to USB-A Adapter, 2 Type-C Monitor Earphones, 1 Portable Store Bag, 2 Extra Anti-spray Sponge, 2 Extra Clip, 1 Type-C Charging Cable, 1 User Manual. Omnidirectional Mic with Noise Cancellation mini microphone have built-in intelligent noise reduction chip, 360 all-round accurate sound pickup, strong anti-interference ability, effective filtering of noise, even in noisy environments can record clear sound, to meet your pursuit of high sound quality. 2 Microphones and 1 Receiver wireless microphone can be shared by 2 people to record at the same time, no interference, no delay, and no need to transfer the receiver. You can also use either microphone alone and the other as a backup 100 ft Wireless Transmission professional wireless microphone has a barrier-free connection distance of up to 30 meters and only 0.005s ultra-low transmission delay. It allows you to get rid of the constraints of cables to complete sports shooting, mobile phone recording and short video production in a variety of large scenes. Perfect for YouTube, TikTok, live streaming, video recording, interviews, online meetings etc. Newly Upgraded 360 Rotating Clip Using the innovative 360 adjustable mic clip customize the mic direction, ensuring an exceptional recording experience. 3 Modes lavalier microphone has 3 modes of Noise Reduction, Mute and Reverb. The Reverb function enhances the stereo sound (double-click the switch button to turn it on), and the Mute function provides temporary mute in case of emergency (click the switch button to turn it on). Real-time Monitoring This is a fully upgraded wireless microphone with real-time monitoring function added. Equipped with Type-C interface wired earphones, it is convenient for you to monitor your voice in real time during live broadcast, recording or online teaching etc., effectively reducing mistakes. Plug and Play, Fully Compatible No Bluetooth or App required. The upgraded wireless clip-on microphone is equipped with USB-C, LIGHTNING and USB-A connection ports. Compatible with iPhone, iPad, Android Phones, Laptops, MacBooks, Tablets, PCs and other devices using Type-C, Lightning or USB-A ports. NOTE: Some Android phones need to turn on OTG (Phone Settings - search for "OTG" - turn on OTG power) 2 Years Waranty 1) 90-Day 100% Refund Guarante. 2) 2 Years Free Replacement or Waranty. If you have any questions, please feel free to contact us, we will solve it for you within 24 hours.