Hikvision Acusense DS-2CD2346G2-ISU/SL IP Camera 4MP 2.8mm Lens (Inbuilt Audio Speaker & Strobe)
The Hikvision DS-2CD2346G2-ISU/SL is a 4 MP AcuSense outdoor turret with built-in active deterrence: when it detects a person or vehicle, it can flash a white strobe light and play an audible warning to scare an intruder off, not just record them. It pairs two-way audio with a built-in microphone and speaker, infrared night vision up to 30 m and an IP67 housing.
Key points
- 4 MP (2688 x 1520) 1/3" CMOS, 120 dB WDR
- Active deterrence: white-light strobe plus audible warning
- Two-way audio with built-in microphone and speaker
- AcuSense deep-learning human and vehicle classification
- Infrared night vision up to 30 m (black-and-white at night)
- IP67 weatherproof; PoE or 12 VDC
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§ 01Overview
What the DS-2CD2346G2-ISU/SL is
The Hikvision DS-2CD2346G2-ISU/SL is a 4 MP AcuSense turret designed to stop trouble rather than only film it.
The 1/3" sensor records 2688 x 1520 video with 120 dB WDR for high-contrast entrances and yards, and AcuSense deep-learning analytics classify human and vehicle targets so alarms fire on people and cars and ignore animals, rain and moving foliage.
Its headline feature is active deterrence.
When AcuSense detects a person or vehicle in a guarded area, the camera can flash its built-in white strobe light and play a customisable audible warning through its speaker, which is enough to turn many opportunist intruders away before anything happens.
Genuine two-way audio, using the built-in microphone and speaker, also lets you listen to a scene and speak through the camera live, so you can challenge someone in real time or play a recorded message.
At night the camera uses infrared up to 30 m, so its standard night image is black-and-white; the white light is a deterrence strobe rather than a constant ColorVu colour light.
The turret is rated IP67 against dust and rain, mounts on a wall or ceiling, and runs on a single PoE cable or 12 VDC.
Record it to a Hikvision AcuSense NVR so the human and vehicle events, audio and deterrence triggers stay searchable.
This is the single-lens turret, not the dual-lens panoramic -P version.
See it in action
What the DS-2CD2346G2-ISU/SL features actually look like
Representative illustrations of how each key feature performs in a real scene.
4MP Ultra HD
30m IR Night Vision
Human/Vehicle Detection
IP67 Weatherproof
Two-Way Audio
Illustrative — simulated for demonstration
§ 02Engineering
DS-2CD2346G2-ISU/SL specifications
- Active deterrence: white-light strobe plus audible warning on detection
- Two-way audio with built-in microphone and speaker
- AcuSense deep-learning human and vehicle classification
- Infrared night vision up to 30 m, black-and-white at night
- Customisable warning messages triggered by human or vehicle events
- IP67 weatherproof turret; H.265+ compression
- PoE or 12 VDC; microSD card slot for local storage
§ 03Full datasheet
Detailed specifications
Camera & Image
| Feature | Detail |
|---|---|
| Image Sensor | 1/3" Progressive Scan CMOS |
| Max. Resolution | 2688 × 1520 |
| Min. Illumination | Color: 0.003 Lux @ (F1.4, AGC ON), B/W: 0 Lux with IR |
| Shutter Speed | 1/3 s to 1/100,000 s |
| Slow Shutter | Yes |
| Wide Dynamic Range | 120 dB |
| Day & Night | IR cut filter |
| Day/Night Switch | Day, Night, Auto, Schedule |
| Image Enhancement | BLC, HLC, 3D DNR |
| SNR | ≥ 52 dB |
| Image Parameters Switch | Yes |
| Image Settings | Rotate mode, saturation, brightness, contrast, sharpness, gain, white balance adjustable by client software or web browser |
Lens & Distance
| Feature | Detail |
|---|---|
| Lens Type | Fixed focal lens, 2.8, 4, and 6 mm optional |
| Iris Type | Fixed |
| Focal Length & FOV | 2.8 mm, horizontal FOV 103°, vertical FOV 55°, diagonal FOV 123° | 4 mm, horizontal FOV 83°, vertical FOV 45°, diagonal FOV 98° | 6 mm, horizontal FOV 53°, vertical FOV 29°, diagonal FOV 62° |
| Aperture | F1.4 |
| Lens Mount | M12 |
| DORI | 2.8 mm: D: 60.0 m, O: 23.8 m, R: 12.0 m, I: 6.0 m | 4 mm: D: 80.0 m, O: 31.7 m, R: 16.0 m, I: 8.0 m | 6 mm: D: 120.0 m, O: 47.6 m, R: 24.0 m, I: 12.0 m |
| Pan Range | 0° to 360° |
| Tilt Range | 0° to 75° |
| Rotate Range | 0° to 360° |
Night Vision
| Feature | Detail |
|---|---|
| Supplement Light Type | IR |
| IR Range | Up to 30 m |
| IR Wavelength | Yes |
| Smart Supplement Light | Yes |
| Visual Alarm | Yes |
Video
| Feature | Detail |
|---|---|
| Main Stream | 50 Hz: 25 fps (2688 × 1520, 1920 × 1080, 1280 × 720) | 60 Hz: 30 fps (2688 × 1520, 1920 × 1080, 1280 × 720) |
| Sub-Stream | 50 Hz: 25 fps (1280 × 720, 640 × 480, 640 × 360) | 60 Hz: 30 fps (1280 × 720, 640 × 480, 640 × 360) |
| Third Stream | 50 Hz: 10 fps (1920 × 1080, 1280 × 720, 640 × 480, 640 × 360) | 60 Hz: 10 fps (1920 × 1080, 1280 × 720, 640 × 480, 640 × 360); Third stream is supported under certain settings. |
| Video Compression | Main stream: H.265/H.264/H.265+/H.264+; Sub-stream: H.265/H.264/MJPEG; Third stream: H.265/H.264; Third stream is supported under certain settings. |
| Video Bit Rate | 32 Kbps to 8 Mbps |
| H.264 Type | Baseline Profile/Main Profile/High Profile |
| H.265 Type | Main Profile |
| H.264+ | Main Stream supports |
| H.265+ | Main stream supports |
| Bit Rate Control | CBR/VBR |
| Scalable Video Coding (SVC) | H.264 and H.265 encoding |
| Region of Interest (ROI) | 1 fixed region for main stream and sub-stream |
Audio
| Feature | Detail |
|---|---|
| Environment Noise Filtering | Yes |
| Audio Sampling Rate | 8 kHz/16 kHz/32 kHz/44.1 kHz/48 kHz |
| Audio Compression | G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/MP3/AAC-LC |
| Audio Bit Rate | 64 Kbps (G.711ulaw/G.711alaw)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 192 Kbps (MP2L2)/8 to 320 Kbps (MP3)/16 to 64 Kbps (AAC-LC) |
| Built-in Microphone | Yes |
| Built-in Speaker | Power: 1.2 W. Max. sound pressure level: 10 cm: 95 dB. |
AI & Deep Learning
| Feature | Detail |
|---|---|
| Face Capture | Yes |
| Perimeter Protection | Line crossing detection, intrusion detection, region entrance detection, region exiting detection |
Network & Storage
| Feature | Detail |
|---|---|
| Simultaneous Live View | Up to 6 channels |
| API | Open Network Video Interface (PROFILE S, PROFILE G, PROFILE T), ISAPI, SDK |
| Protocols | TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv4, IPv6, UDP, Bonjour, SSL/TLS, PPPoE, SNMP, ARP, WebSocket, WebSockets |
| User/Host | Up to 32 users. 3 user levels: administrator, operator and user |
| Security | Password protection, complicated password, HTTPS encryption, IP address filter, Security Audit Log, basic and digest authentication for HTTP/HTTPS, TLS 1.1/1.2, WSSE and digest authentication for Open Network Video Interface |
| 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; Plug-in free live view: Chrome 57.0+, Firefox 52.0+, Edge 89+; Local service: Chrome 57.0+, Firefox 52.0+, Edge 89+ |
Event & Alarm
| Feature | Detail |
|---|---|
| Basic Event | Motion detection (human and vehicle targets classification), video tampering alarm, exception |
| Smart Event | Scene change detection |
| Linkage Method | Upload to NAS/memory card/FTP, notify surveillance center, trigger recording, trigger capture, strobe light, audible warning, send email |
Interface
| Feature | Detail |
|---|---|
| Alarm | 1 input, 1 output (max. 24 VDC/24 VAC, 500 mA) |
| Audio Input | 1 input (line in), terminal block, max. input amplitude: 3.3 Vpp, input impedance: 4.7 KΩ, interface type: non-equilibrium |
| Audio Output | 1 output (line out), terminal block, max. output amplitude: 3.3 Vpp, output impedance: 100 Ω, interface type: non-equilibrium |
| On-Board Storage | Built-in micro SD/SDHC/SDXC slot, up to 512 GB |
| Hardware Reset | Yes |
| Ethernet Interface | 1 RJ45 10 M/100 M self-adaptive Ethernet port |
General & Environment
| Feature | Detail |
|---|---|
| Web Client Language | 33 languages: English, Russian, Estonian, Bulgarian, Hungarian, Greek, German, Italian, Czech, Slovak, French, Polish, Dutch, Portuguese, Spanish, Romanian, Danish, Swedish, Norwegian, Finnish, Croatian, Slovenian, Serbian, Turkish, Korean, Traditional Chinese, Thai, Vietnamese, Japanese, Latvian, Lithuanian, Portuguese (Brazil), Ukrainian |
| General Function | Anti-flicker, heartbeat, mirror, privacy mask, flash log, password reset via email, pixel counter |
| Software Reset | Yes |
| Firmware Version | V5.5.112 |
| 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) |
| Power Supply | 12 VDC ± 25%, reverse polarity protection; PoE: 802.3af, Class 3 |
| Power Consumption and Current | 12 VDC, 0.65 A, max. 7.8 W; PoE (802.3af, 36 V to 57 V), 0.25 A to 0.15 A, max. 8.8 W |
| Power Interface | Ø 5.5 mm coaxial power plug |
| Camera Material | Metal except for trim ring |
| Camera Dimension | Ø 138.3 mm × 124.5 mm (Ø 5.4" × 4.9") |
| Package Dimension | 170 mm × 170 mm × 150 mm (6.9" × 6.9" × 5.9") |
| Camera Weight | Approx. 825 g (1.8 lb.) |
| With Package Weight | Approx. 1120 g (2.5 lb.) |
| EMC | FCC (47 CFR Part 15, Subpart B); CE-EMC (EN 55032: 2015, EN 61000-3-2: 2014, EN 61000-3-3: 2013, EN 50130-4: 2011 +A1: 2014); RCM (AS/NZS CISPR 32: 2015); IC (ICES-003: Issue 6, 2016); KC (KN 32: 2015, KN 35: 2015) |
| Safety | UL (UL 60950-1); CB (IEC 60950-1: 2005 + Am 1: 2009 + Am 2: 2013, IEC 62368-1: 2014); CE-LVD (EN 60950-1: 2005 + Am 1: 2009 + Am 2: 2013, IEC 62368-1: 2014); BIS (IS 13252(Part 1): 2010+A1: 2013+A2: 2015); LOA (IEC/EN 60950-1) |
| Environment | CE-RoHS (2011/65/EU); WEEE (2012/19/EU); Reach (Regulation (EC) No 1907/2006) |
| Protection | IP67 (IEC 60529-2013) |
§ 04Why choose this
Built for the way you actually use the DS-2CD2346G2-ISU/SL
Talk and listen live
Two-way audio with a built-in microphone and speaker lets you challenge someone in real time.
Alerts that matter
AcuSense human and vehicle classification keeps the deterrence and alarms focused on people and cars.
Outdoor-ready turret
An IP67 metal turret on a single PoE cable suits entrances, yards and shopfronts.
§ 05Where it fits
Right at home in these scenarios
After-hours business premises
Warn off prowlers at a yard or shopfront boundary with strobe, voice and a 4K record.
Home entrances
Challenge a visitor live through two-way audio and deter loiterers at the front of the house.
Car yards and forecourts
Trigger active deterrence on people and vehicles entering after closing time.
Loading docks and gates
Combine an audible warning with searchable human and vehicle events at access points.
§ 06Setup
Installation & setup
What's in the box
One DS-2CD2346G2-ISU/SL turret camera with a mounting template, fixings and a quick guide. The PoE switch or NVR, network cable, microSD card and any junction box are supplied separately.
Installation requirements
Mount it on a wall, eave or ceiling over the area to protect and run one network cable to a PoE switch or NVR, or wire 12 VDC. Set the AcuSense detection areas, record your audio warning, and configure the strobe and two-way audio in the software, then add it to a Hikvision AcuSense NVR for recording and event search.
§ 07Questions
Frequently asked about the DS-2CD2346G2-ISU/SL
Q.01
How does the active deterrence on the DS-2CD2346G2-ISU/SL work?
Q.02
Does it really have two-way audio?
Q.03
Does it record in colour at night?
Q.04
Can I customise the warning message and triggers?
Q.05
How does it cut false alarms?
Q.06
Is this the panoramic dual-lens version?
Q.07
How is it powered and recorded?
§ 09Bundles
Recommended packages
Record and search it
Connect it to a Hikvision DS-7608NI-M2/8P NVR, or a larger DS-7616NI-M2/16P, that supports AcuSense human and vehicle search so the events stay easy to find.
Cover more ground
Add other Hikvision 4 MP AcuSense cameras on the same NVR, keeping this active-deterrence turret at the spots where you most want to warn people off.
