The M2 Network Video Recorder is a universal recorder without PoE, which can add and record 4 network cameras of max. 1080p (2megapixel) with max. 20 fps per camera via the network or external switch. In this recorder an internal 3.5 "Sata hard disk can be done which can be optionally checked.
On this NVR Dahua and Hikvision cameras but also any other IP camera with the ONVIF protocol.