Hikvision Original Product - Hikvision USA Warranty 3-Year IncludedWifi Video Doorbell Intercom, Supports audio/video communication with mobile AppApprox.15 FT IR Range, 180 Ultra Wide Angle, Motion Detection and Video RecordingBuilt-in MicroSD Card Slot, Max 128GB for local recording. No extra monthly storage fees.Requires Power Supply 24 VAC or Wiring to Existing Chime (AC Power Not Included)Easy App Setup to Wifi. Supports 2.5 GHz and 5GHz networks.2-Way TalkMortion PIR and Night VisionConnects to Existing Hikvision Recorders and NVR/DVRIncludes Angled and Flat Mounting PlatesIncludes Interchangeable Faceplates (White / Black / Gray)Hikvision’s DS-HD1 Smart Doorbell Camera combines convenient access control features, such as PIR motion detection with a customizable detection area, infrared night-vision, Wi-Fi connectivity, and the ability to access on-demand streaming video and listen to two-way audio via a mobile application.