The DS-2CD2023G2-I 2MP AcuSense is a bullet network camera with a 2.8mm fixed lens, designed to ensure high-quality images even in low light conditions thanks to the 1/2.8” CMOS sensor and 120 dB WDR technology. It supports H.265+ compression, reducing storage space without compromising quality. Thanks to AcuSense deep learning algorithms, it recognizes people and vehicles, reducing false alarms, while the integrated IR illuminator ensures visibility up to 40 meters. Water and dust resistant ( IP67 ), it offers reliability in outdoor environments and is suitable for professional and home security systems. Hikvision
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DS-2CD2023G2-I(2.8mm) – ACUSENSE 2MP 2.8MM BULLET NETWORK CAMERA

The Hikvision DS-2CD2023G2-I 2MP AcuSense is an outdoor bullet camera with a 2.8mm fixed lens, ideal for professional and home video surveillance systems. Thanks to the 1/2.8” CMOS sensor and 120 dB WDR technology, it guarantees clear images even in backlit situations. It supports H.265+ compression to reduce bandwidth and storage consumption, while the integrated IR illuminator ensures visibility up to 40 meters. AcuSense technology with deep learning allows you to distinguish people and vehicles, reducing false alarms. With IP67 protection, it is resistant to dust and water, ensuring reliability in any environment.
Main features:
- Full HD 2MP resolution with 1/2.8” CMOS sensor
- 2.8mm fixed lens with up to 107° viewing angle
- 120 dB WDR technology and IR illuminator up to 40m
- H.265+ video compression for storage efficiency
- Smart AcuSense functions with people and vehicle detection
- IP67 certification for water and dust resistance
Further details
2.8mm wide-angle fixed lens with 107° horizontal field of view, perfect for monitoring large areas with clear and detailed images.
1/2.8” CMOS sensor with Full HD 2MP resolution (1920×1080) and 120 dB WDR technology, which guarantees clear images even in backlight or strong contrast.
Supports multiple protocols (TCP/IP, HTTPS, FTP, NTP, SNMP, ONVIF, etc.), up to 6 simultaneous live views, and microSD storage up to 512GB.
Basic features like motion detection, video tampering, and system exceptions, plus face detection for enhanced security.
Advanced deep learning algorithms with line crossing analysis and intrusion detection, focused on people and vehicles to reduce false alarms.
Based on artificial intelligence, it allows the classification of human and vehicular targets, improving the efficiency of alerts and the management of security events.

Technical data sheet
DS-2CD2023G2-I(2.8mm) | |
Room | |
Image Sensor | 1/2.8" Progressive Scan CMOS |
Max. Resolution | 1920 (H) × 1080 (V) |
Min. Illumination | Color: 0.005 Lux @ (F1.6, AGC ON),B/W: 0 Lux with IR |
Shutter Time | 1/3 s to 1/100,000 s |
Day & Night | IR cut filter |
Angle Adjustment | Pan: 0° to 360°,tilt: 0° to 90°,rotate: 0° to 360° |
Lens | |
Lens type | 2.8 mm fixed focal lens |
Focal Length & FOV | 2.8 mm, horizontal FOV 107°, vertical FOV 57°, diagonal FOV 127° |
Lens Mount | M12 |
Iris Type | Fixed |
Openings | F1.6 |
Depth of Field | 1 m to ∞ |
Illuminator | |
Supplement Light Type | IR |
Supplement Light Range | Up to 40 m |
Smart Supplement Light | Yes |
IR Wavelength | 850 nm |
Video | |
Main Stream | 50Hz: 25fps (1920×1080, 1280×720) 60Hz: 30fps (1920×1080, 1280×720) |
Sub-Stream |
50Hz: 25fps (640×480, 640×360) |
Third Stream | 50Hz: 10fps (1920×1080, 1280×720, 640×480, 640×360) 60Hz: 10fps (1920×1080, 1280×720, 640×480, 640×360), *Third stream is supported under certain settings. |
Video Compression |
Main stream: H.265/H.264/H.264+/H.265+ |
Video Bit Rate |
32 Kbps to 8 Mbps |
H.264 Type |
Baseline Profile, Main Profile, High Profile |
H.265 Type |
Main Profile |
Bit Rate Control |
CBR,VBR |
Scalable Video Coding (SVC) |
H.264 and H.265 encoding |
Region of Interest (ROI) |
1 fixed region(s) for main stream and sub-stream |
Network | |
Protocols | TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv6, UDP, Bonjour, SSL/TLS, PPPoE, SNMP, WebSocket, WebSockets |
Simultaneous Live View |
Up to 6 channels |
API | ONVIF (Profile S, Profile G, Profile T), ISAPI, SDK, ISUP |
User/Host |
Up to 32 users |
Security |
Password protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5), watermark, IP address filter, basic and digest authentication for HTTP/HTTPS, WSSE and digest authentication for Open Network Video Interface, RTP/RTSP over HTTPS, control timeout settings, security audit log, TLS 1.3, host authentication (MAC address) |
Network Storage |
NAS (NFS, SMB/CIFS),Auto Network Replenishment (ANR), Together with high-end Hikvision memory card, memory card encryption and health detection are supported. |
Client |
iVMS-4200,Hik-Connect,Hik-Central |
Web Browser |
Plug-in required live view: IE 10, IE 11, |
Image | |
Image Parameters Switch | Yes |
Image Settings |
Rotate mode, saturation, brightness, contrast, sharpness, gain, white balance, adjustable by client software or web browser |
Day/Night Mode | Day, Night, Auto, Schedule |
Wide Dynamic Range (WDR) |
120 dB |
SNR |
≥ 52 dB |
Image Enhancement |
BLC, HLC, 3D DNR |
Privacy Mask |
Yes |
Interface | |
Ethernet Interface | 1 RJ45 10M/100M self-adaptive Ethernet port |
On-Board Storage | Built-in memory card slot, support microSD card, up to 512GB |
Reset Key | Yes |
Event | |
Basic Event | Motion detection (support alarm triggering by specified target types (human and vehicle)), video tampering alarm, exception |
Smart Event | Face detection |
Linkage | Upload to FTP/NAS/memory card,notify surveillance center,send email,trigger recording,trigger capture |
Deep Learning Function | |
Perimeter Protection | Line crossing, intrusion Support alarm triggering by specified target types (human and vehicle) |
General | |
Power supply | 12 VDC ± 25%, 0.5 A, max. 6 W,Ø5.5 mm coaxial power plug,reverse polarity protection, PoE: IEEE 802.3af, Class 3, 36 V to 57 V, 0.2 A to 0.13 A, max. 7W |
Material | Metal |
Dimension |
Ø74.4 mm × 179.2 mm (Ø2.9" × 7.1") |
Package Dimension |
216 mm × 121 mm × 118 mm (8.5" × 4.8" × 4.6") |
Weight |
Approx. 500 g (1.1 lb.) |
With Package Weight |
Approx. 750 g (1.7 lb.) |
Storage Conditions |
-30 °C to 60 °C (-22 °F to 140 °F). Humidity 95% or less (non-condensing) |
Startup and Operating Conditions |
-30 °C to 60 °C (-22 °F to 140 °F). Humidity 95% or less (non-condensing) |
Language |
33 languages |
General Function | Anti-flicker, heartbeat, mirror, password reset via email, password protection, one-key reset |
Approval | |
EMC |
FCC: 47 CFR Part 15, Subpart B, |
Safety |
UL: UL 62368-1, |
Environment |
CE-RoHS: 2011/65/EU, |
Protection |
IP67: IEC 60529-2013 |