Automatically Snapshot or RecordWhen visitor press the doorbell or triggered motion detection, the camera will automatically snapshot or recording and save in the additional Micro SD card. You can easily record who was at your door and improve your home security.Multiple Intercom For 1-Family houseConnect up to 4x monitors+ 2x doorbell cameras. Dual-Way communication between monitor and camera, monitor and monitor; support call transfer among all the monitors. You can answer the door and unlock via all indoor monitors, it is convenient and widely used in apartments, villas, hotels and offices. Multi-device interconnectionSupport connect with additional 2x CCTV camera, 2x PIR alarms, 2x electronic locks, giving you more comprehensive protection for your home. About the extension wireThe extension wire is not included in the box, but we will provide the 4 pin connector for you connect the extension wires. You can use RVV4(4 core wire)/Cat5/Cat6 wires to extend the distance for monitor to doorbell, monitor to monitor according to your need, maximum distance 100-200 meters. The item "TMEZON Video Door Phone Doorbell Intercom System, 1080P Door Entry System with 7" is in sale since Thursday, August 12, 2021. This item is in the category "Home, Furniture & DIY\Smart Home & Surveillance\Smart Home Access\Smart Doorbells". The seller is "hug209" and is located in PO7 8LS, Portsmouth. This item can be shipped to United Kingdom, Japan, Canada, Ireland, Australia, Germany, France, Greece, Italy, Spain, Antigua and barbuda, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech republic, Denmark, Estonia, Finland, Hungary, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Sweden, Bahrain, Brazil, New Zealand, Israel, Hong Kong, Norway, Mexico, Singapore, South Korea, Switzerland, Thailand, Bangladesh, Belize, Bermuda, Bolivia, Barbados, Brunei darussalam, Cayman islands, Dominica, Ecuador, Egypt, Guernsey, Gibraltar, Guadeloupe, Grenada, French guiana, Iceland, Jersey, Jordan, Cambodia, Saint kitts and nevis, Saint lucia, Liechtenstein, Sri lanka, Macao, Monaco, Maldives, Montserrat, Martinique, Nicaragua, Oman, Pakistan, Peru, Paraguay, Reunion, Turks and caicos islands, Aruba, Saudi arabia, South africa, United arab emirates, Ukraine, Chile, Bahamas, Colombia, Costa rica, Philippines, Qatar, Uruguay, Viet nam.