This lensgo 348C introduced today has three modes, you have a mono mode, which means you have a lav mic, which puts the audio in mono, which is perfect for a head talking, if you want, There's also a stmeaning safe track mode, meaning that another track will actually record the same sound 6dB lower, meaning you'll never experience peaking issues. It's fine if you can't really control who you're interviewing, like using stereo mode when you have two subjects, so you can build separate tracks, and the quality is fantastic. You get this amazing case that charges you the receiver and transmitter so once you take the transmitter and receiver out of the charging case they sync up very quickly and automatically and the case is magnetic which means when you plug it in receiver or transmitter, they slide into their place and charge instantly, The transmitter has a battery life of four and a half hours, the receiver seven and one and a half hours and the transmitter takes one and a half hours to charge from zero to one hundred percent, while the receiver takes two hours to charge, and the case is A full charge takes two and a half hours, and the case charges everything twice and a half, meaning you should be able to use this setup for a day with no problem. Of course the batteries are built in so you can't replace them if they run out of course if you With only one interviewee you just swap between one transmitter and the other and you're happy all day. It also has this really interesting cold shoe so you can easily attach it to your camera as a professional mic and it also has a cold shoe on the transmitter that you can clip to your belt or pocket or whatever you want on what you want.