Feature:Progressive CMOS sensor 1/2.7"Lens focal length: 3.28mmAperture: F2.2Built-in removable infrared filter (ICR)Built-in microphoneViewing angle(16:9): Horizontal: 113°, Vertical: 58°, Diagonal: 138°4x digital zoomDistance from IR illumination 5 metersSimultaneous compression of H.264 format1080p (1920 x 1080) up to 30 fpsMPEG-2 AAC LC2.4 GHz: wireless 802.11n / g with WPA3 / WPA2 / WPA encryptionBluetooth Low Energy 4.0 (for quick setup)IPv4, IPv6-DHCP Client-Bonjour (mDNS and DNS-SD)-ONVIF Profile S-RTSP-RTCP-RTP / SRTP-HTTPSMotion, sound and face detectionPush Notifications with hotkeys: Call up to 2 designated contact numbers, Live view keyPush Notifications by sending a snapshot as soon as the device detects motion/people/soundCloud recordingCompatible with Chrome 42 and above, Firefox 12 and above, and Microsoft EdgeCompliant with ONVIF Profile Smydlink app for iOS and Android devicesFor internal use onlyWeight: 59gPower supply: Input: 100 - 240 VAC, 50/60 Hz, Output: 5 VDC 1A (Micro-USB)Cable length: 1.5 mPower consumption: Maximum: 4W ± 5%Temperature: Operation: 0 to 40°C (32 to 104°F), Storage: -20 to 70°C (-4 to 158°F)Humidity: Operating: 20% to 80% non-condensing, Storage: 5% to 95% non-condensingCertifications: CE, LVD, FCC Class B, IC, RCM, NCCDimensions (W x H x D): 37 x 43 x 95 mm