The BOYA BY-XM6-S2 is a dual-channel wireless microphone system. It consists of two transmitters and one receiver. This microphone is perfect for sound capturing and delivering solutions for two-person vlogs, YouTube videos, live streaming, interview, recording, etc. The BOYA BY-XM6-S2 is designed with a built-in omnidirectional microphone, so you can clip the transmitter on the collar to pick up sounds. This microphone is equipped with both 3.5mm TRS-TRS audio cable and 3.5mm TRS-TRRS audio cable. The BY-XM6 S2 captures and delivers Hi-fi and low-noise audio. The BOYA BY-XM6-S2 comes with a rechargeable lithium battery so you can work continuously for 7 hours. This wireless microphone uses the 2.4Ghz transmission frequency that can support up to 328ft of barrier-free transmission distance. The BOYA BY-XM6-S2 is compatible with DSLR, mirrorless cameras, smartphones, and computer devices. The BOYA BY-XM6-S2 comes with a 2-year warranty.