Sincerity, Innovation, Rigorousness, and Efficiency would be the persistent conception of our enterprise with the long-term to build with each other with consumers for mutual reciprocity and mutual advantage for China Iris Recognition and Face Recognition, Home Video Door Phone, Home Ip Intercom System, Ip Based Intercom System,4 Wire Door Entry System. If possible, please send your requirements with a detailed list including the style/item and quantity you require. We will then send our best prices to you. The product will supply to all over the world, such as Europe, America, Australia,Colombia, Poland,Gambia, Pakistan.We believe with our consistently excellent service you can get the best performance and cost least products from us for a long term . We commit to provide better services and create more value to all our customers. Hope we can create a better future together.