hi there Robin here from expert Island and today we're gonna be talking about wireless microphones that are completely battery-operated so that means the actual receivers and transmitters are all battery operated we're also going to talk about the older models from a pile versus the newer models that pile came out with just last year we've got some VHF and we've got some UHF and there's a world of difference in the past this was pretty much the only affordable option you would have if you wanted a lapel was what's called the PWM and 9600 we've sold this guy for years it's always been the basic option I always told people to be careful with using it because it was VHF in pretty much every toy out there that uses a little remote control operates in the VHF spectrum unlicensed spectrum so that's where all kinds of stuff can work in that level now I don't use this word a lot but we're gonna