Complete Home Security. Zero Monthly Fees. Zero Blind Spots.

The Night Owl 10-Channel 4K Wi-Fi NVR Security System (WM-BTWN81-2-4L) gives you professional-grade surveillance right out of the box. With a 4K NVR, 1TB pre-installed hard drive, and 4 wireless 1080p HD spotlight cameras, your property is covered day and night — indoors and out — with no subscription required.

Key Features

• 4K Wi-Fi NVR with 1TB Pre-Installed HDD — Records and stores up to 4K resolution footage locally. No cloud subscription needed — your footage stays on your drive, secure and private.
• 4 × 1080p HD Wi-Fi Spotlight Cameras — Full HD cameras with motion-activated built-in spotlights that illuminate and deter intruders the moment activity is detected — day or night.
• Color Night Vision up to 100ft — Spotlight cameras deliver full-color nighttime footage when triggered, plus infrared black-and-white night vision for continuous low-light monitoring.
• 10-Channel Expandable System — Start with 4 cameras and expand up to 10 Night Owl Wi-Fi IP cameras as your security needs grow — no new NVR required.
• Two-Way Audio + Siren — Hear and speak through any camera via the Night Owl Protect app. Trigger a siren remotely to warn off intruders instantly.
• Wire-Free Camera Setup — Cameras connect wirelessly directly to the NVR — no home Wi-Fi congestion. NVR connects to your router via Ethernet for remote access.
• Smart Motion Alerts — PIR + pixel-based detection sends instant push notifications to your phone the moment activity is detected.
• Flexible Recording Modes — Continuous, scheduled, or motion-triggered recording. Live view and playback available locally and remotely via the app.
• Weather-Resistant Cameras — Rated for indoor and outdoor use in temperatures from 14°F to 122°F. Built for year-round reliability.
• No Monthly Fees — All footage stored locally on the 1TB HDD. Internet only required for remote viewing via the Night Owl Protect app.

What's in the Box

10-Channel 4K Wi-Fi NVR · 1TB HDD (pre-installed) · 4 × 1080p Spotlight Cameras · 4 × Camera Power Adapters · HDMI Cable · Ethernet Cable · NVR Power Adapter · Mounting Hardware · Quick Setup Guide

Works With

Night Owl Protect App · iOS 11+ · Android 6.0+

Set it up once. Stay protected always.

Product Name:
Night Owl 10-Channel 4K Wi-Fi NVR Security System with 1TB HDD and 4 Wi-Fi 1080p HD Spotlight Cameras

System Overview:
Type: Wireless NVR Security System
Total Channels Supported: 10 (Wi-Fi IP cameras only)
Included Cameras: 4 × 1080p HD Wi-Fi IP Spotlight Cameras
Recorder: 4K Wi-Fi NVR
Storage: 1TB pre-installed hard drive

NVR (Network Video Recorder) Specifications:
Resolution Support: Up to 4K (recording and display)
Hard Drive: 1TB SATA HDD (pre-installed, expandable/replacement possible)
Max Number of Cameras: 10 Wi-Fi IP cameras
Video Output: HDMI
USB Ports: 1 or more for mouse/control and possible backup
Audio Support: Yes (2-way audio compatible with supported cameras)
Connection Type: Wi-Fi to cameras; wired to router via Ethernet
App Support: Night Owl Protect App (iOS & Android)
Viewing Modes: Live view, playback, split-screen, full-screen

Camera Specifications:
Resolution: 1080p Full HD (1920 x 1080)
Camera Type: Indoor/Outdoor Wireless IP Camera
Lens: Fixed focus
Field of View: Approximately 100° (may vary slightly)

Night Vision:
Up to 100 ft (black & white via IR)
Color Night Vision via built-in spotlight
Motion Detection: PIR (Passive Infrared) + Pixel-based detection
Spotlight: Built-in, motion-activated

Audio:
2-Way Audio (microphone and speaker built-in)
Siren feature (manually or motion-triggered)
Housing: Weather-resistant (indoor/outdoor rated)
Power Source: Wired (camera power adapters included)
Wireless Range: Up to 300 ft (line of sight; reduced with walls or obstructions)

Smart Features:
Mobile App: Night Owl Protect
Smartphone Alerts: Yes (motion-triggered push notifications)
Live Viewing: Yes (local and remote via app)
Recording Options: Continuous, scheduled, and motion-based
Audio Alerts: Yes (siren and 2-way talk via app)
Privacy Controls: Manual camera on/off via app

Storage & Security:
Local Storage: 1TB HDD (no monthly fees)
Cloud Storage: Not required or included (optional via subscription if available)
Data Encryption: Enhanced wireless and video encryption for secure connections
No Internet Required for Local Viewing: Internet only needed for remote access

Connectivity:
Wi-Fi: Cameras connect wirelessly to NVR (not to home Wi-Fi)
NVR to Internet: Wired Ethernet connection
App Compatibility: iOS 11+ and Android 6.0+

Operating Conditions:
Camera Operating Temperature: 14°F to 122°F (-10°C to 50°C)
Weather Resistance: Yes (weatherproof housing for cameras)

In the Box:
1 × 10-Channel 4K Wi-Fi NVR with 1TB HDD
4 × 1080p Wi-Fi IP Spotlight Cameras
4 × Camera Power Adapters
1 × HDMI Cable
1 × NVR Power Adapter
1 × Ethernet Cable
Mounting Hardware
Quick Setup Guide

System Requirements:
Broadband Internet (for remote access)
Router with available Ethernet port
Smartphone or tablet for app access
Night Owl Protect account