Cube Camera: Hikvision DS-2CD2442FWD-IW-2.8 cube camera 4 megapixel, IR and microphone has a 4MP WiFi cube camera 2.8mm lens, angle of view: 98.5°, 10m IR range, two-way audio. The DS-2CD24xx series cube camera features a built-in microphone and speaker that allows two-way audio. IR-cut filter:On the side is a micro-SD slot where up to 128GB is supported.The built-in IR-cut filter makes it a true day/night camera. At night, the camera can also turn on the built-in IR illumination where images can be recorded even at 0 Lux.PIR sensor:The built-in PIR sensor guarantees reliable detection, preventing unnecessary recordings and/or alarms.With the built-in alarm in/output, an external alarm can be triggered if desired, and lighting can be switched, for example.  Combine: This camera is ideal to combine with a DS-7604/8-E1/E2/A PoE Network Video Recorder. If you have this NVR, you do not need to order a power adapter with this camera. Power Supply:The camera is powered by an external 12VDC adaptor (not included), or via PoE.    

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