UNV - EC-B4F28M - 4MP WDR IR Mini Bullet Network Camera
Product Overview
Uniview EC-B4F28M is a 4MP basic bullet camera with a fixed 2.8mm lens and 1/3" progressive scan CMOS sensor. It delivers 4MP (2560×1440) at up to 25 fps and supports Ultra 265, H.265, H.264, and MJPEG compression. The camera provides Smart IR up to 30 meters, DWDR, and onboard microSD storage up to 128GB.
Key Configuration
- • 4MP maximum resolution (2560×1440) at 25/20 fps; 3MP (2304×1296) at 30/25 fps
- • 2.8mm fixed lens at F2.0; horizontal FOV: 97.0°
- • IR range: up to 30m (98 ft) at 850nm wavelength
- • Dual video streams (main and sub)
- • Video bit rate: 128 Kbps to 6144 Kbps
Key Features
- • Minimum illumination: 0.01 Lux color (F2.0, AGC ON), 0 Lux with IR; day/night ICR filter
- • DWDR (Digital Wide Dynamic Range); digital defog; 2D/3D DNR
- • Behavior detection: cross line and intrusion (based on human body detection); motion detection; tampering alarm
- • ONVIF Profiles S, G, T; API and SDK integration
- • U-code bit rate optimization; ROI up to 8 areas; privacy mask up to 4 areas
Technical Context
DORI distances at 2.8mm: detect 63.0m, observe 25.2m, recognize 12.6m, identify 6.3m. Main stream supports up to 4MP at 25 fps; sub stream supports up to 4CIF (704×576) at 30 fps. OSD supports up to 4 overlays. Motion detection supports up to 4 areas. Supports up to 32 users with administrator and common user levels.
Installation Notes
Dimensions: Φ118 × 97 mm (Φ4.6” × 3.8”); weight: 0.42 kg (0.93 lb). Metal construction. Operating temperature: -30°C to 60°C (-22°F to 140°F), humidity ≤95% RH non-condensing. Ingress protection: IP67. Power: DC 12V ±25% or PoE (IEEE 802.3af); max power consumption 4.0W. Power interface: Ø5.5mm coaxial plug. Surge protection: 4KV. 3-axis adjustment: pan 0°–360°, tilt 0°–75°, rotate 0°–360°. No reset button.
| Camera | EC-B4F28M | |||||
| Sensor | 1/3", 4.0 megapixel, progressive scan, CMOS | |||||
| Min. Illumination | Colour: 0.01Lux (F2.0, AGC ON) 0Lux with IR | |||||
| Day/Night | IR-cut filter with auto switch (ICR) | |||||
| Shutter | Auto/Manual, 1 ~ 1/100000s | |||||
| Adjustment angle | Pan: 0° ~ 360° , Tilt: 0° ~ 75°, Rotate: 0° ~ 360° | |||||
| S/N | >56dB | |||||
| WDR | DWDR | |||||
| Lens | ||||||
| Lens Type | 2.8mm @2.0, Fixed-focal | |||||
| Lens Mount | M12 | |||||
| Angle of View (H) | 97.0° | 79.0° | ||||
| Angle of View (V) | 52.2° | 42.3° | ||||
| Angle of View (O) | 107.5° | 85.1° | ||||
| DORI | ||||||
| DORI Distance | Lens (mm) | Detect (m) | Observe (m) | Recognize (m) | Identify (m) | |
| 2.8 | 63.0 | 25.2 | 12.6 | 6.3 | ||
| Illuminator | ||||||
| IR Range | Up to 30m (98ft) IR range | |||||
| Wavelength | 850nm | |||||
| IR On/Off Control | Auto/Manual | |||||
| Video | ||||||
| Video Compression | Ultra 265, H.265, H.264, MJPEG | |||||
| H.264 code profile | Baseline profile, Main profile, High profile | |||||
| Frame Rate | Main Stream: 4MP (2560*1440), Max 25fps; 3MP (2304*1296), Max 30fps; 1080P (1920*1080), Max 30fps; 720P (1280*720), Max 30fps Sub Stream:4CIF (704*576), Max 30fps; 640*360,Max 30fps; 2CIF(704*288), Max 30fps; CIF(352*288), Max 30fps; | |||||
| Video Bit Rate | 128 Kbps~6144 kbps | |||||
| U-code | Supported | |||||
| OSD | Up to 4 OSDs | |||||
| Privacy Mask | Up to 4 areas | |||||
| ROI | Up to 8 areas | |||||
| Motion Detection | Up to 4 areas | |||||
| Image | ||||||
| White Balance | Auto/Outdoor/Fine Tune/Sodium Lamp/Locked/Auto2 | |||||
| Image Setting | Image rotation, brightness, saturation, contrast, sharpness, gain adjustable by web browser | |||||
| Digital noise reduction | 2D/3D DNR | |||||
| Smart IR | Support | |||||
| Flip | Normal/Vertical/Horizontal/180° |
| Dewarping | N/A |
| HLC | Supported |
| BLC | Supported |
| Defog | Digital Defog |
| Events | |
| Behavior Detection | Cross line, intrusion(based on human body detection) |
| Motion detection, tampering alarm | |
| General Function | Watermark, IP address filtering, access policy, ARP protection, RTSP authentication, user authentication |
| Storage | |
| Edge Storage | Micro SD, up to 128GB |
| Network Storage | ANR, NAS(NFS) |
| Network | |
| Protocols | IPv4, IGMP, ICMP, ARP, TCP, UDP, DHCP, RTP, RTSP, RTCP, RTMP, DNS, DDNS, NTP, FTP, UPnP, HTTP, HTTPS, SMTP, QoS, SSL/TLS, SNMP |
| Compatible Integration | ONVIF (Profile S, Profile G, Profile T), API , SDK |
| User/Host | Up to 32 users. 2 user levels: administrator and common user |
| Security | Password protection, Strong password, HTTPS encryption, Export operation logs, Basic and digest authentication for RTSP, Digest authentication for HTTP, TLS 1.2, WSSE and digest authentication for ONVIF |
| Client | EZStation EZView EZLive |
| Web Browser | Plug-in required live view: IE9+, Chrome 41 and below, Firefox 52 and below |
| Plug-in free live view: Chorme 57.0+, Firefox 58.0+, Edge 16+ | |
| Interface | |
| Network | 1 * RJ45 10M/100M Base-TX Ethernet |
| Certification | |
| EMC | FCC: FCC Part 15 |
| Safety | CE: EN 60950-1 UL: UL60950-1 IEC 60950-1 |
| General | |
| Power | DC 12V±25%, PoE (IEEE 802.3af) |
| Power consumption: Max 4.0W | |
| Power Interface | Ø 5.5mm coaxial power plug |
| Dimensions (Ø x H) | Φ118 x 97mm (Φ4.6” x 3.8”) |
| Weight | 0.42kg (0.93lb) |
| Material | Metal |
| Working Environment | -30°C ~ 60°C (-22°F ~ 140°F), Humidity: ≤95% RH (non-condensing) |
| Strorage Environment | -30°C ~ 60°C (-22°F ~ 140°F), Humidity: ≤95% RH (non-condensing) |
| Surge Protection | 4KV |
| Reset Button | N/A |
| Ingress Protection | Ingression protection: IP67 |
