Dahua 4 x 8MP TiOC CCTV Kit: Full Colour Night Vision, Audible Warning And Two-way Audio with PoE AI NVR

Model: DH-TiOC4

Who This Is For

For property owners and installers who need an active deterrence system rather than a passive recording setup, the Dahua TiOC 4-camera kit is built around that specific requirement. Each 8MP TiOC eyeball camera combines full-colour night vision, a built-in siren, and two-way audio so the system can visually warn and verbally challenge an intruder in real time - not just capture footage of what happened. The included 4-channel PoE AI NVR ties the cameras together with SMD 4.0 filtering, which separates human and vehicle detections from animals and environmental movement to keep false alarm rates low. This kit suits residential perimeter installs, small commercial sites, and light industrial yards where the goal is deterrence at the point of entry - driveways, gates, car parks, and building corners - with everything arriving pre-matched and ready to deploy.

What This System Actually Does

Who Buys This Model

• Residential property owners with a history of trespassing or theft: The siren and strobe activation at the point of detection makes this a deterrence-first system, not just a recording one - suited to homes where a visible response matters.
• Small business operators covering car parks or yard perimeters: Full-colour night imaging at 8MP gives vehicle colour and plate-area detail overnight without IR washout, which is relevant for after-hours incidents in retail or light commercial settings.
• Installers doing single-run cable jobs: The 4-port PoE NVR means the entire 4-camera system runs on Cat cable only - no power adapter locations to negotiate, which simplifies cable routing on renovated or heritage buildings.
• Sites using a monitoring service with live intervention: Two-way audio on each camera allows a monitoring operator to issue verbal warnings the moment an SMD-verified human detection is confirmed, without waiting for a guard response.

Honest Assessment

This kit does active deterrence well. The combination of full-colour imaging, siren, strobe, and two-way audio on each camera - backed by SMD 4.0 filtering at the NVR - gives it a genuine operational advantage over standard recording-only kits in situations where interrupting an incident matters. The 8MP sensor provides useful detail for post-event review, and Smart H.265+ compression keeps storage consumption manageable on a single HDD. What this kit will not do is expand beyond 4 channels without replacing the NVR - if your site requires 6 or 8 camera positions now or in the near future, a higher-channel NVR kit is a better starting point. It also does not cover long unlit approaches where a bullet camera with extended IR range would outperform the TiOC eyeball housing. Available through Security Australia, this kit is best matched to defined perimeter points on residential or small commercial sites where active response is the primary goal.

Complete Package Contents

• 4 x Dahua IPC-HDW3849H-AS-PV-ANZ - 8MP TiOC Eyeball Camera, dual illumination, built-in siren, built-in mic and speaker, IP67, fixed-focal lens
• 1 x Dahua NVR4104HS-P-AI/ANZ - 4-channel compact PoE AI NVR, SMD 4.0, perimeter protection, 1 HDD bay, Smart H.265+

Before You Buy

Quick Fit Check

• Good match if: You have 4 camera positions to cover and want active deterrence - the siren, strobe, and two-way audio on every TiOC camera means each position can respond, not just record.
• Good match if: Your site is fully outdoor and needs night imaging with colour retention - IP67 weatherproofing and dual illumination with white-light colour mode make this kit suited to exposed Australian outdoor environments.
• You may need a different model if: You need more than 4 camera positions or require long-range IR coverage on extended approaches - an 8-channel NVR kit with bullet cameras would be a better fit; explore larger-channel kit options on securityaustralia.com.au.

Key Features & Technical Specifications

Real-World Scenarios

How It Compares

• Choose this if: You need active deterrence at every camera position - the built-in siren, strobe, and two-way audio on each TiOC camera means the system can intervene, not just record.
• You may need a different model if: Your site has more than 4 positions to cover, or requires extended IR range on long outdoor approaches - an 8-channel PoE kit with bullet cameras would be a stronger fit for that type of layout.
• Pairs well with: A surveillance-grade CMR hard drive (4TB or 8TB) to complete the storage, and a PoE network switch if you plan to expand camera positions beyond the NVR's 4 built-in ports at a later date.

Common Questions

1. Does this kit include a hard drive?

   No. The NVR4104HS-P-AI/ANZ has 1 HDD bay but ships without a drive. You will need to source a compatible surveillance-grade CMR hard drive separately. At 8MP with Smart H.265+ across 4 cameras, budget a minimum of 4TB for roughly 10-14 days of continuous recording depending on scene movement levels.

2. Will the siren and strobe activate for every motion event, including animals or wind?

   No, not when configured correctly. The TiOC deterrence outputs are designed to be triggered by AI-classified detection events - humans or vehicles - rather than raw pixel-change motion. SMD 4.0 on the NVR filters small animals, foliage movement, and environmental changes before an event is confirmed. Proper zone configuration at commissioning is essential to avoid false activations.

3. What exactly triggers the TiOC active deterrence, and can I control when the siren versus just a warning tone plays?

   The TiOC deterrence output - siren, strobe, or both - is triggered by AI Perimeter Protection events (tripwire or intrusion zone breach) classified against confirmed target types (human or vehicle). Within the camera and NVR configuration, you can define which detection events activate which output, set the deterrence duration, and choose between alarm tones. This means you can configure a warning tone for daytime detections and a full siren for after-hours events if your application requires differentiated responses.

4. Does the two-way audio work remotely via a phone app, or only from the NVR locally?

   Both. Two-way audio is accessible from the NVR interface on-site and remotely through the Dahua DMSS mobile app. When an SMD event notification is pushed to the app, you can open the live view for that camera and activate the two-way audio connection directly from your phone, regardless of location.

5. Will this system work in areas with unreliable or fluctuating mains voltage - for example, rural or semi-rural properties?

   Yes. The TiOC cameras support a wide voltage input tolerance of plus or minus 30%, which is confirmed in the product specification. This is specifically noted for outdoor environments with unstable voltage, making it a practical choice for rural residential or remote commercial sites where voltage fluctuations are common.

6. What is AI SSA and will it make a practical difference on my site?

   Yes, in environments with variable outdoor conditions. AI Scene Self-adaptation uses deep learning to detect conditions including rain, fog, backlight, low light, and flicker, then automatically adjusts image parameters to compensate. In practice this means a camera pointing toward a sunrise, or covered by morning fog, adjusts its own settings rather than producing a washed-out or dark image. For sites that rely on consistent image quality across changing conditions without manual NVR intervention, AI SSA provides a measurable benefit. Details on how to configure it are included in the product documentation stocked by Security Australia.

7. Can I add a 5th camera to this kit later without replacing the NVR?

   No. The NVR4104HS-P-AI/ANZ is a 4-channel recorder with 4 built-in PoE ports - it does not support additional cameras beyond that count. If you anticipate needing more than 4 positions, select an 8-channel NVR kit from the outset rather than purchasing this kit and attempting to expand it.

8. What does Quick Pick on the NVR actually do in a post-incident search?

   Quick Pick is an NVR-level AI feature that scans SMD-tagged recordings and surfaces clips containing confirmed human or vehicle detections, ranked by relevance. In practice, rather than scrubbing through hours of footage after an incident, you search the SMD event log, and Quick Pick pulls the highest-confidence human or vehicle matches to the front of the results. This is only available when using an AI-capable NVR like the one included in this kit - it does not function if the cameras are connected to a standard non-AI recorder.

Downloads & Resources

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