The Night Owl WM‑BTD881‑4LSA system is a comprehensive wired surveillance kit designed for both indoor and outdoor use, offering high‑definition video and local storage for enhanced security without ongoing subscription fees. Built around an 8‑channel digital video recorder (DVR) pre‑loaded with a 1 TB hard drive, this system allows you to monitor up to eight wired cameras and comes included with four wired 4K Ultra‑HD spotlight cameras. These cameras are capable of delivering ultra‑clear image detail, making them suitable for tracking faces, license plates, and other fine details in your property’s coverage areas.

Each of the included spotlight cameras features motion‑activated lighting to illuminate dark areas automatically, bolstering deterrence and improving night‑time visibility. With weather‑resistant housings rated for outdoor use and an operating temperature range that spans from well below freezing to extreme heat, the cameras are built to perform reliably year‑round. Installation is fairly straightforward: each camera is wired for both power and video, ensuring stable connection and continuous recording without worry of battery life or wireless drop‑outs.

From a functionality standpoint, the system supports real‑time monitoring via the dedicated mobile app. You can view live video, replay recorded footage stored on the hard drive, and receive alerts when motion is detected. The local storage model means your recordings remain on‑site on the DVR’s hard drive, removing the necessity for cloud subscriptions or storage fees. As a wired system, it avoids many of the limitations of wireless setups and provides a solid foundation for users seeking dependable, high‑resolution surveillance coverage with minimal ongoing costs.

Product Name
Night Owl WM-BTD881-4LSA 8-Channel BT DVR Security System with 1TB Hard Drive and 4 Wired 4K Ultra HD Spotlight Cameras

System Overview
Type: Wired CCTV DVR Security System
Number of Channels: 8 Channels
Included Cameras: 4 Wired 4K Ultra HD Spotlight Cameras
Maximum Supported Cameras: 8 Total (Expandable)
DVR Storage: Pre-installed 1TB Hard Drive
Recorder Type: Bluetooth-Enabled DVR (BT DVR)

Camera Specifications
Resolution: 4K Ultra HD (8MP)
Camera Type: Bullet Cameras
Night Vision: Yes, up to 100 ft (with IR and L2 Color Boost)
Spotlight: Built-in Motion-Activated Spotlight
Audio: 2-Way Audio Support (Microphone + Built-in Speaker)
Viewing Angle: Up to 100°
Image Sensor: CMOS
Motion Detection: Enhanced with AI Human Detection
Siren: Built-in Siren for Deterrence
Weather Rating: IP65 Weather-Resistant for Outdoor Use
Operating Temperature: -4°F to 140°F (-20°C to 60°C)
Mount Type: Wall or Ceiling Mount

DVR Specifications
Storage Capacity: 1TB SATA HDD (Expandable)
Compression: H.265+ Video Compression
Video Output: HDMI and VGA
Audio Input/Output: 1 Audio-In / 1 Audio-Out
USB Ports: 2x USB 2.0
Ethernet Port: Yes (RJ45)
Mobile App Compatibility: Yes (Night Owl Mobile App – iOS & Android)
Remote Viewing: Yes (Live and Playback via App or Web Browser)
Notifications: Push Alerts with Snapshot
Backup Options: USB Backup Support
Firmware Updates: Over-the-Air (OTA) via Internet
Connectivity: Wired Camera Connections via BNC Cables

Other Features
Privacy Masking
Custom Motion Detection Zones
Secure Password Protection
Supports Video Recording, Playback, and Scheduled Recording
No Monthly Subscription Required for Basic Functionality
Multi-User Support for Viewing on Multiple Devices
Compatible with Certain Night Owl Add-On Cameras (Check Manufacturer Compatibility)

Included in the Box
1 x 8-Channel BT DVR with 1TB Hard Drive
4 x Wired 4K Spotlight Bullet Cameras
4 x 60 ft BNC Video/Power Cables
1 x DVR Power Adapter
1 x USB Mouse
1 x HDMI Cable
1 x Ethernet Cable
Camera Mounting Hardware
Quick Setup Guide

Color
Cameras: White
DVR: Black