Professional Wireless Lavalier Mic Set for Camera: NEEWER CM28 is a mini Wireless Clip on Lapel Microphone kit with 2 transmitters (TX) and 1 receiver (RX). They can operate for 9 hours (TX) and 8 hours (RX) once fully charged, ideal devices for outdoor audio & video recording, stage, vlogging, podcasting, interview, and live streaming. Charge them twice in just 1.5 hours each time with the included protective charging case. Standalone Recording Accessories: The TXs double as recording pens with each 4GB storage, saving up to 9 hours of uncompressed 48KHz WAV audio files. 3 audio export modes: Mono, Stereo, and Ms. Support one tap decibel (dB) gain. An LCD screen displays modes, volume, battery levels, connection status, noise reduction, etc. These small wireless lav mics are portable essentials as a starter tool kit for TikTok, YouTube, and other social media content creators, influencers One Click Noise Canceling & Recording: The advanced noise canceling chip built into the small cordless microphones allows you to achieve clear and crisp voice recording at one click of the same button. Two LED indicators for showing different recording statuses. These handheld microphones come with two windshields for noise reduction and magnets for fixing the professional lavalier mics magnetically on the collars, shirt pocket or elsewhere