Main Specifications – UNV NVR301‑04X

• Video formats: Supports Ultra 265, H.265, and H.264

• Number of inputs: Up to 4 IP channels

• Camera support: ONVIF (Profiles S, G, T) and RTSP protocol

• Video outputs: 1×HDMI and 1×VGA with simultaneous output (HDMI up to 4K)

• Recording resolution: Up to 8 MP (4K) — supports 8MP, 5MP, 4MP, 3MP, 1080p, and lower formats

• Audio compression: G.711A / G.711U

Storage and Disk Support

• SATA interface: One slot for HDD up to 6 TB (some sources say 8–10 TB)

• Bandwidth: Incoming and outgoing up to 64 Mbps

• Remote users: Supports up to 128 simultaneous connections