 we're here with ink wheel and this is a doorbell right here doorbell video and then you can take a picture of this and save it so I don't know so who are you what's your name? my name is Theo and you do here this is called a doorbell it's wire free wire free right here and you can disconnect and charge right here yeah USB 6 months battery yeah six months with Wi-Fi inside or does it go to a different signal and with a transformer with Wi-Fi inside and connect to internet so the Wi-Fi only turn on when you click then the power connect go on Wi-Fi yeah and then it connect to your phone yeah only when you click the button otherwise it's just standby yeah otherwise yeah and what is this light OS that you have right here? the light OS is developed by Hasidic and maybe ready in next month is this running light OS? no this one is used only vision solution and the light OS solution will be much cheaper than this one so cheaper yeah so you will have a light OS version of this? yeah how much? maybe maybe $20 cheaper so it's $20 cheaper so this right now is a mass production? this one is in mass production all right are you selling already many people buy or not yet? yeah we have so many doorbells in Europe yeah so people can buy this one with a 720p let's look at the specs inside yeah so you have this is yeah this is the main features so it only takes three seconds to respond yeah this is a 720p video 720p optics and then you have a different version over there what is this? this is the camera and something like the tobeya and with the battery who are the wire free so it can be installed anywhere you want it's very convenient how do you click to ring with a button on it? no you don't turn on the by sensor? yeah by motion sensor so when you come to here, we are saying to signals to your smartphone and video on the GF card so you can play back the video anytime you want and automatically every time somebody in front of your door your phone ring yeah and then you can see who it is yeah of course and is there a price or for this product? this price is much better this price is about $30 30 all right is mass production now? not really now it will be next month and this one is the price? this price is about $55 how many how many pieces? $500 where is your company based? Shenzhen