Key Function HD 1080P video loop recording2.7 inch LTPS LCD screen140 degree A+ wide-angle lensCyclical recording with 32GB TF cardHDMI output & USB2.0 outputNight vision, motion detection, G-SensorReal date-time recording designBuilt-in lithium ion batteryBuilt-in Microphone and speakerTechnique SpecificationProgram: NT96220(OV9712)Sensor: HD 5.0 Megapixels CMOS sensorDisplay: 2.7 inch LTPS LCD screenLens: 140 degree A+ wide angle lensResolution: 1080P/720P/480P(30fps)Format: H.264/AVIAudio: built-in microphone and speakerRecording: Loop recording, continuous recordingMemory: TF card (Up to 32G)Battery: built-in lithium ion batteryOutput: USB 2.0/AV outputInput: DC5V/1000mA, 50HZ/60HZWeight: 171.7gSize: 90 x 53 x 26mm