This model has an INBUILT MIC. Part of Hikvision’s easy IP 3.0 range of cameras, the DS-2CD2555FWD is an outdoor IR mini dome camera that produces an exceptional 6MP high-resolution video. Powered by the latest innovation in image sensor technology and an ultra high definition image processing chipset from Amberella, it supports H.265 and H.265+ intelligent video compression, which reduces bandwidth/storage requirements by up to 50% and 80%, respectively. Providing an ideal combination of smart features and affordability, the camera includes 120dB true wide dynamic range (WDR) and built-in EXIR 2.0 infrared technology providing up to 10m visibility at night. With a 2.8mm lens, this camera provides a horizontal field of view of 97 degrees.