Model TypeModel NameMax. ChannelsX5SX5S-4P4*5MP POE cameras 4*5MP IP cameras (EZVIZ or ONVIF)- POE cameras need to be connected to X5S directly with POE cable- IP cameras need to connect to the same router with X5S and then link togetherX5S-8P8*5MP POE cameras 8*5MP IP cameras (EZVIZ or ONVIF)- POE cameras need to be connected to X5S directly with POE cable- IP cameras need to connect to the same router with X5S and then link togetherX5S-4W4*5MP Wi-Fi cameras (EZVIZ or ONVIF)- Cameras can either connect to the same router with X5S and then link together- Or connect directly with X5S wirelesslyX5S-8W8*5MP Wi-Fi cameras (EZVIZ or ONVIF)- Cameras can either connect to the same router with X5S and then link together- Or connect directly with X5S wirelesslyX5S-16L216*5MP IP Camera or 24*2MP IP Camera (EZVIZ or ONVIF)- IP cameras need to connect to the same router with X5S and then link togetherX5S-16HThe ONLY NVR model that can connect the router via Wi-Fi(5G), and connects up to 16 cameras (EZVIZ or ONVIF)- using NVR's 2.4G WiFi, connect up to 8*5MP- using NVR's 5G WiFi, connect up to 16*5MP- connecting to the same router with X5S and then link together, up to 16*5MPX5CCS-X5C-44*1080P Wi-Fi cameras (EZVIZ or ONVIF)- Cameras can either connect to the same router with X5C and then link together- Or connect directly with X5C wirelesslyCS-X5C-88*1080P Wi-Fi cameras (EZVIZ or ONVIF)- Cameras can either connect to the same router with X5C and then link together- Or connect directly with X5C wirelesslyNVR wired KitCS-X4-104/8/16PCS-VR104/8/16N (A1-18HV)4/8/16 refers to the max. channel (EZVIZ or ONVIF)can connect up to 4/8/16 POE camerasCamera models that might be included in the kit:CS-C3U-22ER/CS-CV110 (A1-54R)/CS-CV110 (A1-68R) (X)DVR wired kitCS-VR104/8/16D-31HV0CS-X5-104/8TCS-VR104/8/16D (A1-12HV)4/8/16 refers to the max. channelcan connect up to 4/8/16 analog camerasCamera models that might be included in the kit:CS-C3T-1PR/CS-C4T-2R/CS-C3T-2PR/CS-CA110 (A1-43R)/CS-CA110 (A1-42R) (X)/CS-CA150 (A1-42R) (X)/CS-CA110 (A1-43R) (X)/CS-CA150 (A1-43R) (X)/CS-CA110 (A1-45R) (X)X3C/Vault PlusCS-X3-8EThe ONLY NVR model that can be used as router.Does not support HDMI or VGA output.Connect up to 8 EZVIZ Wi-Fi and wired cameras. (max. 4 wired cameras)X3CS-X3-108Does not support HDMI or VGA output.Up to 8 EZVIZ cameras.(Cameras need to connect to the same router with X3 and then link together)