• 15 fps @ 2560x1920, 30 fps @ 1920x1080• 3.6 mm Fixed-focal Lens• Removable IR-cut Filter for Day & Night Function• Built-in IR Illuminators, Effective up to 30 Meters• Smart IR Technology to Avoid Overexposure• Smart Stream to Optimize Bandwidth Efficiency• WDR Enhancement for Unparalleled Visibility in Extremely Bright and Dark Environments• 3D Noise Reduction for Low-light Conditions• Two-way Audio• Weather-proof IP66-rated and Vandal-proof IK10-rated Housing