【Pro Wireless Lavalier Microphone Set】 Includes 2 transmitters (TX) and 1 receiver (RX). Operates for 9 hours (TX) and 8 hours (RX) on a full charge, and recharge them twice in just 1.5 hours via the charging case. Two mic clips with a 4ft/1.2m cable that are lightweight to secure on collars and hide under jackets for interviewing, vlogging, live streaming and other audio recording. NOTE: For optimal battery longevity, please fully charge the mic set before first use 【Standalone Recording & 4GB Audio Storage】 The transmitters double as recording pens with each 4GB storage for saving up to 9 hours of uncompressed 48KHz WAV audio files. 3 audio export modes at your option: Mono, Stereo, and Ms. Also supports one tap decibel (dB) gain. An LCD screen displays export modes, volume, battery levels, connection status, noise cancellation, and other information 【One Click Noise Canceling & Recording】 The advanced noise canceling chip built into the TX transmitters allows you to achieve clear and crisp voice recording at one click of the same button. Two LED indicators for showing different recording statuses. Also includes two windshields for noise reduction and a magnet for fixing the lavalier mics magnetically on the collars or elsewhere 【656ft/200m Constant Transmission】 In unobstructed areas, this mini wireless lapel microphone set ensures a 656ft (200m) of smooth wireless transmission for stable audio recording and higher resistance against interference. Note: The transmission range varies on locations 【Wide Compatibility】 The tiny wireless RX of this external mini lapel lav clip on small microphone mic kit is compatible with iPhone 16 15 Pro Max Plus Samsung Galaxy Andriod cell phones with the included little Type C OTG adapter accessories for professional vlog, vlogging, video recording, podcasting. A white USB A to C data cable for PC MAC computer equipment transmission (the black one is only for charging). Note: a camera audio cable is included for DSLRs and camcorders with a 3.5mm jack