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Defender NS8B4PTZ-1T AI Powered Sentinel 4K Wired Security Camera System
Meet the Defender AI Powered Sentinel 4K Wired Security Camera System – your new, overachieving security guard that never sleeps. With its 360° surveillance and AI auto-tracking, it’s like having eyes in the back of your head (literally). Got a thing for smart tech? You’ll love the smart human detection that sends real-time alerts straight to your phone, plus two-way audio so you can tell the pizza guy where to leave the box. And hey, the blue-red flashing light isn’t just for show – it’s like a disco for burglars, but they’re not invited. Thanks to 4K CLEARVU tech, you’ll get footage so crisp, you can count the leaves on your neighbor’s tree. And when the sun clocks out? No problem. Vibrant color night vision keeps things clear up to 100ft, even when it’s darker than your morning coffee. Plus, it’s weather-rated and uses Power over Ethernet, because who has time for complicated setups?
Why you’ll want this:
- 4x 4K UHD cameras mean no blind spots – unless you count the one behind your fridge.
- AI that’s smart enough to spot humans (and ignore your cat’s midnight adventures).
- Lights and a siren that say ‘move along’ to unwelcome visitors.
- 4K resolution with WDR makes everything look like a movie – except it’s your backyard.
- See in color at night, because black and white is so last century.
Features
- Smart human detection
- Blue-red light deterrence
- 4K color night vision
- Power over Ethernet
- 360° PTZ with AI tracking
General specs
- Brand: Defender
- Model: NS8B4PTZ-1T
- Seller: Amazon
- ID: B0DKJ4YV99
- Frame Rate: 20 FPS
- Power Source: Power over Ethernet
- Recording Mode: Motion Detection
- Special Feature: 360° PTZ, AI-Powered, Color Night Vision, PoE, Audio/Video Streaming, Mobile Alerts
- Operating System: IOS/Android
- Night Vision Range: 100 Feet
- Number of Channels: 8
- Connectivity Technology: Wired
- Memory Storage Capacity: 1 TB
- Video Capture Resolution: 4K (3840 × 2160)
- First listed by seller: 6/4/25
If you are interested in more details, you can find full information on the seller's page.
Amazon live offers
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New, Used and Refurbished describe the item condition shown for that Amazon offer.
Top live offer
$484.99
Free shipping
New
Third-party seller
FBA
Shippable
Offers updated: 6/3/26
Price History for seller Amazon
Shipping options
Delivery to 
United States
United States
Available
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| Brand | Defender | Defender | AOSU | Winees | PANOOB | PANOOB |
| Model | NS8B4PTZ-1T | Sentinel 4K Parent | T2 Ultra | M3 Pro | PD93A2032-5M | PD93A1616-8M |
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| Rating |
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| Price | $484.99 | $1,050.00 | $999.99 | $24.99 | $1,599.99 | $1,199.99 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Apr 10, 2026 | Apr 10, 2026 | May 6, 2026 | May 20, 2026 | Apr 14, 2026 | Mar 21, 2026 |
| Power Source | Power over Ethernet | Corded Electric | Solar Power | PoE | PoE | |
| Special Feature | 360° PTZ, AI-Powered, Color Night Vision, PoE, Audio/Video Streaming, Mobile Alerts | Night Vision | Audio Recording, Video Recording, Smart Playback, Human Detection | |||
| Night Vision Range | 100 Feet | 100 Feet | 100 Feet | |||
| Number of Channels | 8 | 8 | 32 | |||
| Connectivity Technology | Wired | Wired | Wired | |||
| Video Capture Resolution | 4K (3840 × 2160) | 3840x2160 | 5MP | 4K UHD 2160p | ||
Defender NS8B4PTZ-1T 360° PTZ with AI tracking
$484.99
When this device makes sense
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