Model : DB2 SIZE: 85x85x25mm FEATURES: Real-time video, Full-duplex speech, Motion detection, Night Version, CERTIFICATION: CE/FCC RoHS Lens: Color lens,Diagonal 92.Horizontal 80. Vertical 60. Video Compression: H.264 Resolution: 1080*960 Night Vision: Automatically enable infrared induction under low illumination Power: AC, Other Voice: Built-in Microphone and speaker Camera: Other