Dahua L Series, User Manual, Page: 7 / 453

User's Manual
VI
2.2.5 NVR54-4KS2/NVR58-4KS2/NVR54-16P-4KS2/NVR58-16P-4KS2/NVR54-24P-4KS2/NVR58-
16P-4KS2E Series ............................................................................................................................................................... 23
2.2.6 NVR41-4KS2/NVR41-P-4KS2/NVR41-8P-4KS2/NVR41-4KS2/L/NVR41-P-4KS2/L/NVR41-8P-
4KS2/L ..................................................................................................................................................................................... 26
2.2.7 NVR42-4KS2/NVR42-P-4KS2/NVR42-8P-4KS2/NVR42-16P-4KS2/NVR42-4KS2/L/NVR42-P-
4KS2/L/NVR42-8P-4KS2/L/NVR42-16P-4KS2/L Series .................................................................................... 27
2.2.8 NVR44-4KS2/NVR44-16P-4KS2/NVR44-4KS2/L/NVR44-16P-4KS2/L/NVR44-4KS2/I/NVR44-
16P-4KS2/I Series ............................................................................................................................................................... 29
2.2.9 NVR48-4KS2/NVR48-16P-4KS2/NVR48-4KS2/L/NVR48-16P-4KS2/L/NVR48-4KS2/I/NVR48-
16P-4KS2/I Series ............................................................................................................................................................... 31
2.2.10 NVR21-W-4KS2 Series .............................................................................................................................................. 33
2.2.11 NVR21HS-W-4KS2Series ......................................................................................................................................... 35
2.2.12 NVR21-I/NVR21-I2 Series ....................................................................................................................................... 36
2.2.13 NVR22-I/NVR22-I2 Series ....................................................................................................................................... 36
2.2.14 NVR21-P-I/NVR21-P-I2 Series ............................................................................................................................... 37
2.2.15 NVR22-P-I/NVR22-P-I2 Series ............................................................................................................................... 38
2.2.16 NVR21-8P-I/NVR21-8P-I2 Series ......................................................................................................................... 39
2.2.17 NVR22-8P-I/NVR22-8P-I2 Series ......................................................................................................................... 40
2.2.18 NVR22-16P-I/NVR22-8P-I2 Series ....................................................................................................................... 41
2.2.19 NVR21HS-I/NVR21HS-I2 Series ........................................................................................................................... 43
2.2.20 NVR21HS-P-I/NVR21HS-P-I2 Series ................................................................................................................... 44
2.2.21 NVR21HS-8P-I/NVR21HS-8P-I2 Series ............................................................................................................. 45
2.2.22 NVR4208-8P-I Series ................................................................................................................................................. 46
2.2.23 NVR4216-I Series ........................................................................................................................................................ 47
2.2.24 NVR58-I/NVR58-I/L/NVR48-I Series ................................................................................................................... 49
2.2.25 NVR54-I/NVR54-I/L/NVR44-I Series ................................................................................................................... 51
2.2.26 NVR52-16P-I/NVR52-16P-I/L/NVR52-8P-I/NVR52-8P-I/L/NVR42-16P-I Series ............................. 52
2.2.27 NVR608-4KS2 Series ................................................................................................................................................. 55
2.2.28 NVR616-4KS2 Series ................................................................................................................................................. 56
2.3 Alarm Connection
.................................................................................................................................................................... 57
2.3.1 Alarm Port ........................................................................................................................................................................ 57
2.3.2 Alarm Input Port ............................................................................................................................................................ 58
2.3.3 Alarm Output Port ........................................................................................................................................................ 60
2.3.4 Alarm Relay Specifications ....................................................................................................................................... 60
2.4 Two-way Talk ............................................................................................................................................................................. 61
2.4.1 Device-end to PC-end ................................................................................................................................................. 61
2.4.2 PC-end to the Device-end ......................................................................................................................................... 61
2.5 Mouse Operation ..................................................................................................................................................................... 62
2.6 Remote Control ......................................................................................................................................................................... 63