127057.122.BL # 127057 | The 16- channel black DC NVR is a network video recorder designed for professional video surveillance systems that require low-voltage power and maximum reliability. It supports up to 16 video channels in 4K resolution , ensuring clear and smooth images thanks to peer-to-peer streaming with JetSparrow technology . The system ensures advanced TLS and mTLS encryption and complete privacy control , with data access reserved exclusively for the owner. The user experience is optimized with immediate live view, quick archive navigation and video verification of alarms . Compatible with Ajax and ONVIF cameras, it integrates HDD support up to 16 TB and DC 9–16 V power supply , making it ideal for advanced and flexible installations. Ajax
CLEARANCE SALE ×
CLEARANCE SALE!
Take advantage of our must-see outing offers.
Discover the promo >>
127057.122.BL | 16-CHANNEL NETWORK VIDEO RECORDER POWERED BY A LOW VOLTAGE POWER SOURCE

Ajax NVR DC, 127057.122.BL, black 16-channel is a professional network video recorder designed for advanced video surveillance systems that require low-voltage power supply and maximum installation flexibility. It allows the management of up to 16 video channels in 4K resolution , offering clear and smooth images thanks to peer-to-peer streaming with JetSparrow technology . The system guarantees advanced TLS and mTLS encryption and complete privacy control , with data access reserved exclusively for the owner. The user experience is optimized with immediate live view, quick archive navigation and video verification of alarms . Compatible with Ajax and ONVIF cameras, it supports HDDs up to 16 TB and is ideal for professional installations powered by 9–16 V DC .
Main specifications:
- Supports up to 16 video channels in 4K resolution
- Low voltage power supply DC 9–16 V
- Fast and stable JetSparrow peer-to-peer streaming
- TLS and mTLS encryption with advanced privacy
- Compatibility with Ajax and ONVIF IP cameras
- Supports 3.5” SATA hard drives up to 16TB
Further details
Technical data sheet
| 127057.122.BL | |
| Videostream | |
| NVR models | 16-channel With up to 4K resolution (25/30 FPS). |
| IP cameras |
|
| Storage | hard drive with a capacity of up to 16 TB (SATA connectivity, 3.5” size) HDD not included. |
| Decoding formats | H.265 H.264 |
| Bandwidth | up to 100 Mbps |
| Recommendations | The device's operating voltage is 9–16 V~. NVR is designed for indoor installation only |
| Communication channels | |
| Ethernet | up to 100 Mbps |
| Bluetooth | BLE frequency band: 2.400–2.4835 GHz To set up an Ethernet connection |
| Radio signal power | 2.5 mW (100 mW limit) |
| Key features | |
| Motion detection | NVR has built-in software to detect the motion in the frame. Possible to switch between image analysis by NVR or camera algorithms |
| In-app video management system |
|
| Visual verification of Ajax alarms | NVR allows setting up a scenario in which Ajax detectors trigger specific cameras to start recording This results straight in mobile and desktop (monitoring) apps |
| Support for ONVIF authorization | Profile S Profile T (partially) Ajax cameras and NVRs can be integrated into third-party video management systems (VMS) |
| Privacy | Access rights distribution for users in mobile apps and for monitoring operators in PRO Desktop |
| Power supply | |
| Without an installed jumper on the PSU board |
|
| With an installed jumper on the PSU board |
|
| Power consumption | up to 24 W |
| Clock battery | CR2032 battery, 3 V Only to power the system clock. |
| Anti-sabotage | |
| Tampering alarm | Notifications about attempts to detach the device from the surface or remove it from the mounting panel |
| Enclosure | |
| Color | Black |
| Dimension | 193 × 193 × 47 mm |
| Weight | 583 g Without a hard drive |
| Operating temperature range | from 0 °C to +40 °C from 32 °F to 104 °F |
| Operating humidity | up to 75% |
| Protection class | IP20 |
| Complete set | NVR DC SmartBracket mounting panel Terminal adapter Ethernet cable Installation kit Quick start guide |
| Warranty | 24 months |



