Record up to two people in mobile journalism or content creation applications using this, LARK M2 DUO Wireless Combo Microphone System. The system includes two transmitters with built-in omnidirectional microphones and dual-interface mesh, three different receivers, and a charging case. Magnetic back clips and silicone necklace cases make attaching your transmitters to your talent a breeze. Various adapter cables and an integrated camera shoe mount ensure wide device compatibility. Stable Audio Transmission High-gain Laser Direct Structuring (LDS) antennas ensure stable audio transmission free of all sorts of interference from up to 1000' away. Environmental noise cancellation minimizes frequency interference for improved vocal clarity. The LARK M2 captures 24-bit, 48 kHz audio with a 70 dB signal-to-noise ratio and 115 dB SPL. Clip-On Transmitter Units The transmitter features a dual-interference design with a metallic mesh that protects against dust and 2.4 GHz, infrared and RFI interference. Easily attach the transmitter with its omnidirectional microphone to your subject of choice using the included magnetic back clips or the silicone necklace cases. A sheet of stickers allows you to customize the look of your transmitters with quirky faces or black/white covers, which go over the Hollyland logo. Included furry windscreens improve your audio quality in outdoor applications. LarkSound App Connect your LARK M2 system to the LarkSound App to adjust parameters like volume and noise cancellation, update firmware, or check real-time audio status all from your iOS or Android compatible smartphone. When filming with your mobile device, toggle remote video recording by pressing down on the transmitter's onboard button twice. Your smartphone can also playback your recordings when connected to the receiver without needing to unplug it.