Mx-M16B-6D6N237 P-camera set with two built-in sensor modules ONVIF-compliant Mx6 system platform (2nd generation) with H.264, MxPEG+ and M-JPEG image sensors (via sensor module): 1/1.8 CMOS, 6 megapixels, 1x day and 1x night HD premium lenses (via sensor module): 2x B237 distance telephoto (f/1.8, horizontal angle of view 15°) Max. image size (per image sensor): 6MP (3072 x 2048 pixels) IP66/IK07, -40 to 60 °C Internal DVR: 4 GB microSD Camera components: Speaker and microphone (in the housing), PIR sensor, temperature sensor, MxActivitySensor, vibration sensor VarioFlex wall/ceiling mount (expandable with additional pole mount: MX-MH-SecureFlex-ESWS), Ethernet Patch cable 0.5 m Interfaces: Ethernet 10/100 (RJ45), MxBus, USB I/O and RS232 via additional MX interface box