Introduction to the DS-2CD2T86G2-2I (2.8mm)
Overview:The DS-2CD2T86G2-2I (2.8mm) is an 8MP (4K) fixed bullet IP camera designed for outdoor security applications. It combines high-resolution imaging, advanced low-light performance (DarkFighter), and Hikvisions AcuSense deep-learning human/vehicle classification to deliver accurate detection and detailed evidence capture. With Power over Ethernet (PoE) support and an IP67 metal housing, this camera aims to simplify installation while providing robust performance in challenging outdoor environments.
This camera is well positioned for users who want 4K detail without complex wiring: PoE reduces installation time, on-board microSD storage enables local recording, and modern codecs (H.265+/H.265/H.264) optimize bandwidth and storage use. At a suggested retail price of approximately $249, the DS-2CD2T86G2-2I provides feature-rich functionality for both DIY and professional security projects.
Detailed specifications and benefits
The DS-2CD2T86G2-2I packs a number of technical specifications that translate directly into real-world benefits. Below are the key specifications and what they mean for you in practical terms.
- Image sensor: 1/2" Progressive Scan CMOS
- Max resolution: 3840 (8 MP)
- Max frame rate: Up to 20 fps at 3840
- Lens: Fixed 2.8 mm with a wide horizontal field of view (approximately 110.7)
- Low-light technology: DarkFighter
- WDR: 120 dB true WDR
- IR/Night range: Up to 50 m (with the -2I IR option)
- Video codecs: H.265+/H.265/H.264+/H.264
- Smart detection: AcuSense human & vehicle classification
- Storage: microSD up to 256 GB; NAS via NFS/SMB/CIFS; ANR supported
- Network & protocols: ONVIF (Profile S/G), RTSP, RTP, HTTPS, DHCP, IPv4/IPv6
- Power: 12 V DC (optional) or PoE (802.3af, Class 3)
- Ingress rating: IP67 metal housing
- Operating temperature: -30 C to 60 C
- Dimensions:
Image quality and coverage:The 8MP 3840 resolution delivers substantially more detail than 1080p cameras, enabling clear identification of faces and license plates at greater distances when positioned correctly. The 2.8 mm fixed lens offers a wide field of view (roughly 110 horizontal), making the camera suitable for monitoring entrances, lanes and open areas without the need for multiple cameras.
Low-light imaging — DarkFighter:DarkFighter technology improves sensitivity in low-light conditions, producing color-capable images where ordinary cameras might switch to monochrome or deliver noisy footage. For locations that require reliable nighttime evidence (parking lots, retail fronts, building perimeters), the DarkFighter capability is a critical advantage.
Smart detection with AcuSense:AcuSense uses deep-learning algorithms to classify motion events as human or vehicle, reducing nuisance alerts caused by animals, weather or foliage movement. For security teams and homeowners who receive frequent false alarms, AcuSense can significantly cut down on unnecessary notifications and help prioritize genuine incidents.
Compression and storage:Support for H.265+ and H.265 reduces bandwidth and storage consumption compared to older codecs. Local storage via microSD (up to 256 GB) and NAS support (NFS/SMB/CIFS) gives flexible recording options. ANR (Automatic Network Replenishment) ensures footage is preserved on the camera when network interruptions occur and uploaded back to the recorder when connectivity returns.
Durability and installation:The metal housing rated to IP67 protects the camera from dust and water ingress, making it suitable for exposure to harsh weather. PoE support allows a single Ethernet cable to carry both power and video, simplifying installation and lowering labor costs. For elevated or remote installations, PoE makes deployment faster and cleaner.
Use cases and scenarios where the camera excels
The DS-2CD2T86G2-2I is versatile enough to be used across a range of residential, commercial and industrial scenarios. Below are common installations where its balance of resolution, low-light performance and classification intelligence add value.
- Wide field of view covers driveways and yards with fewer cameras.
- DarkFighter preserves color and detail at night, aiding identification.
- AcuSense distinguishes people and vehicles from pets or tree movement, reducing false alerts to homeownerss phones.
- 4K resolution helps capture license plates and vehicle details across lanes.
- PoE streamlines wiring across multiple mounting points.
- Weatherproof housing endures outdoor conditions year-round.
- High detail is useful for loss prevention, identifying suspects and documenting incidents.
- AcuSense reduces alarm fatigue from non-threatening motion events, focusing attention on human and vehicle activity.
- Compatibility with ONVIF-recorders and VMS simplifies integration with existing systems.
How it compares with similar products on the market
In its class, the DS-2CD2T86G2-2I competes with other 4K fixed outdoor bullet cameras from major vendors. Key comparison points include image quality, low-light capability, smart analytics, build quality and price.
Against standard 1080p cameras:The leap to 8MP (4K) provides significantly more detail, which matters when identifying faces or plate numbers at distance. However, 4K increases storage and bandwidth demands; the DS-2CD2T86G2-2I mitigates this with H.265+ compression.
Against other 4K models:Many competitors offer 4K sensors, but not all include advanced low-light imaging like DarkFighter or deep-learning classification like AcuSense. When these features are present in competitor models, pricing often rises. The DS-2CD2T86G2-2I aims to balance cost and features, making it attractive for users who want both 4K detail and intelligent detection without moving to high-end enterprise pricing.
Against premium brands:Premium manufacturers such as Axis or Bosch emphasize extreme low-light optics, proprietary analytics and long-term reliability, often at a higher price point. The DS-2CD2T86G2-2I offers many advanced features at a mid-market price, which suits customers who need strong performance but are cost-conscious.
When choosing between models, consider whether you need the very best low-light optics or the best value feature set. If you require enterprise support contracts or specialized analytics, premium options may be better. If you need reliable 4K, strong low-light images and smart human/vehicle filtering at a competitive price, the DS-2CD2T86G2-2I is a compelling choice.
Customer feedback and reviews
While individual reviews will vary by installer and site conditions, common themes from users of this class of camera reflect the following:
- Installers praise the simplicity of PoE installation and the cameras solid metal housing for outdoor mounts.
- End users note improved nighttime clarity compared to older cameras and appreciate reduced false alarms when AcuSense is tuned correctly.
- Some users report that getting the optimal field of view and exposure requires careful positioning and settings adjustments, particularly in scenes with very bright backgrounds or reflective surfaces.
- Storage and bandwidth savings from H.265+ receive positive comments, though some older recorders may need firmware updates or replacement for full compatibility.
These generalized observations reflect typical experiences and suggest the camera performs well for its intended applications when configured and integrated appropriately.
Conclusion: why the DS-2CD2T86G2-2I is a solid choice
The DS-2CD2T86G2-2I (2.8mm) offers a balanced combination of 4K resolution, DarkFighter low-light imaging, and AcuSense deep-learning detection in an IP67-rated metal housing. For users who want clear daytime detail and usable nighttime images, plus reduced false alarms through human/vehicle classification, this camera delivers strong value.
PoE support simplifies wiring and deployment, while flexible storage options (microSD and NAS) and modern codecs help manage ongoing operational costs. Compared with both basic 1080p cameras and higher-priced premium models, the DS-2CD2T86G2-2I positions itself as a cost-effective, feature-rich option for residential, retail and commercial outdoor surveillance.
Before purchase and installation, confirm compatibility with your recorder or video management software (ONVIF/RTSP), and check local regulatory markings (CE/UKCA) and electrical requirements. If you need reliable 4K capture with intelligent alarm filtering and a straightforward PoE installation, the DS-2CD2T86G2-2I is worth strong consideration.
