Sensor: 1/3 " ; Resolution: 2560 x 1440, 1920 x 1080 ; View angle: 79 ° ; Range of IR illumination: 30 m ; Audio: Bi-directional audio streaming support, Alarm signaling ; Image compression method: H.265+ ; Memory card slot: Micro SD memory cards up to 256GB support (possible local recording) ; Main features: Built-in PIR detector, 4G LTE/WCDMA/GSM support, Solar Panel : 6.5 W ; Power supply: Li-Ion battery, Solar Panel ;