Network Video Recorder 48473736-3538-3035-3531-acb92f1569a0 NVR-108H-D/8P NVR-108H-D/8P0820210922CCRRG76580551WVU ac:b9:2f:15:69:a0 V4.31.102 build 210626 V5.0 build 210426 NVR 255 hikvision