Features 1 32GB SD card included it is already installed in the video doorbell You can check it in the slot right above the batteries 2 Multiple Account Viewing Sharing Unlimited user for MECO Security Video Doorbell to share and view on the APP No more than 5 people to view simultaneously 3 Up to 30 Seconds Voice Message Function you can select pre recorded voice messages to quickly respond to your visitor when you are occupied 4 The Wireless Video Doorbell supports 2 4GHz network can not supports the 5GHz network 5 When setting up the connection keep the doorbell in the rangee of the router 6 You can receive the notifications only when the app is working in the background or shut down or when someone pushes the button of the smart doorbell camera 7 Only the PIR triggered videos would be automatically stored either in Cloud or in the SsD card you can choose where to store in APP The real time video will not be recorded unless you manually take it in APP which would be stored in your phone album Specification Brand MECOItem Weight 1 14 poundsProduct Dimensions 4 9 2 2 1 2 inchesItem Dimensions L W H 4 9 2 2 1 2 inchesColor GreyPower Source Battery poweredBatteries 2 Lithium ion batteries required included Manufacturer MECOASIN B07W8SGKBBPackage Includeds 1 x Video DoorbellDetail Pictures