Axis Communications P7304 Video Encoder
The Axis P7304 Video Encoder is a compact, high‑performance video server designed to convert analog and digital signals into IP streams for modern surveillance systems. With four independent channels, it supports full HD resolution at up to 30 frames per second, making it ideal for both small installations and larger enterprise deployments.
Key Features
- Four‑Channel Architecture: Each channel can handle a separate video source, allowing simultaneous encoding of multiple cameras or inputs.
- Full HD Support: Maximum resolution of 1920 x 1080 pixels at 30 fps, ensuring crisp image quality for detailed monitoring.
- Multiple Compression Formats: Supports MPEG‑4, H.264, H.265 (HEVC), AAC, G.711, G.726, ADPCM, PCM, giving flexibility to match bandwidth and storage requirements.
- Power over Ethernet (PoE): Compatible with IEEE 802.3af/at standards, enabling single‑cable deployment for power and data.
- Secure Network Protocols: HTTPS, SSL/TLS, SSH, SNMP v1/v2c/v3, FTP/SFTP, and more ensure secure communication and management.
- Motion Detection & PTZ Control: Built‑in motion detection and support for Pan/Tilt/Zoom commands enhance remote monitoring capabilities.
- Robust Environmental Tolerance: Operates from 0 °C to 50 °C with a storage range of –40 °C to 65 °C, suitable for diverse installation environments.
Hardware Specifications
| Specification | Details |
| Dimensions (WxDxH) | 187 mm × 37 mm × 38 mm (7.4 in × 1.5 in) |
| Weight | 650 g |
| Power Consumption | 8.2 W typical |
| Flash Memory | 512 MB internal flash; 1 GB internal memory for logs and configuration |
| MicroSD Card Slots | Supports MicroSD, MicroSDHC, MicroSDXC (TransFlash) |
| BNC Input Ports | 4 |
| RS‑485 Ports | 2 |
| Ethernet Interface | 1 × 10/100/1000Base‑T (PoE+) |
| Audio Inputs | Line‑in, Microphone jack (ADPCM/G.711) |
| Video Input Formats | NTSC/PAL analog; digital via RJ‑45 or BNC |
| Maximum Frame Rate | 30 fps |
| Supported Video Resolutions | 176×120 (NTSC), 1280×720, 1920×1080, 720×480 (NTSC), 720×576 (PAL), 176×144 (PAL) |
| Compression Formats | MPEG‑4, H.264/AVC, H.265/HEVC, AAC, G.711, G.726, ADPCM, PCM |
| Network Protocols | IPv4, IPv6, HTTP, HTTPS, SSL/TLS, FTP, SFTP, SNMP v1/v2c/v3, NTP, RTSP, RTP, SRTP, TCP/UDP, DHCP, ARP, ICMP, DNS, DynDNS, UPnP, Bonjour, SSH |
| Quality of Service (QoS) | Supported via DiffServ Layer 3 |
| Security Features | HTTPS, SSL/TLS, IP address filtering, DDNS support, SNMP v3 |
| Environmental Ratings | Operating Temp: 0 °C–50 °C; Storage Temp: –40 °C to 65 °C; Humidity: 10 %–85 % |
| Compliance Certifications | EMC EN 55032 Class A, FCC Part 15 Subpart B Class A, IEC/EN 62368‑1, NIST SP500‑267, and many others listed above. |
Software & Management
The encoder runs Axis' proprietary firmware, which can be updated via the web interface or command line. It offers:
- Web UI: Intuitive configuration pages for channel settings, compression parameters, and network options.
- Command‑Line Interface (CLI): Advanced users can script configurations or perform diagnostics.
- API Access: RESTful API allows integration with third‑party management systems.
- Logging & Monitoring: Detailed logs for events, errors, and performance metrics are stored in internal memory and accessible via SNMP or FTP.
Installation & Deployment Scenarios
The P7304’s PoE capability simplifies cabling: a single Ethernet cable delivers both power and data to each channel. Typical deployment scenarios include:
- Small‑to‑Medium Security Installations: Four cameras or analog sources can be encoded centrally, reducing the need for multiple encoders.
- Remote Monitoring Stations: The device’s low power consumption and compact size make it suitable for remote sites where space and energy are limited.
- Hybrid Analog/Digital Systems: Existing analog cameras can be upgraded to IP streams without replacing the entire camera fleet.
Performance Highlights
With MPEG‑4, H.264, and H.265 encoding options, users can balance bandwidth against image quality:
- H.264 (AVC): Widely supported, efficient compression for moderate bandwidth environments.
- H.265 (HEVC): Provides up to 50 % bitrate savings over H.264 while maintaining comparable visual fidelity—ideal for high‑resolution feeds.
- MPEG‑4: Legacy support for older playback systems or devices that lack H.264/HEVC decoding.
The encoder’s motion detection feature reduces storage and bandwidth by triggering recording only when movement is detected, further optimizing resource usage.
Security & Reliability
Axis has embedded multiple layers of security:
- HTTPS/SSL/TLS: All web traffic is encrypted to prevent eavesdropping.
- IP Address Filtering: Only authorized IP addresses can access the device, mitigating unauthorized access attempts.
- SNMP v3: Provides secure management and monitoring with authentication and encryption.
- Redundant Power Options: PoE ensures continuous operation even if local power is interrupted; the device also supports external AC adapters.
Conclusion
The Axis P7304 Video Encoder delivers a versatile, secure, and efficient solution for converting analog and digital video into IP streams. Its four‑channel design, full HD capability, extensive compression options, PoE support, and robust security features make it an excellent choice for modern surveillance infrastructures that demand reliability, scalability, and ease of integration.