1. Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your VIVOTEK IB9381-HT Bullet 5MP Network Camera. Please read this manual thoroughly before using the product to ensure proper setup and functionality.
2. Safety Information
Observe the following safety precautions to prevent damage to the product or injury to yourself:
- Ensure power supply matches camera specifications.
- Do not open the camera casing; refer servicing to qualified personnel.
- Install the camera in a stable location to prevent falling.
- Avoid direct exposure to strong light sources.
- Disconnect power before cleaning or maintenance.
3. Package Contents
Verify that all items are present in the package:
- VIVOTEK IB9381-HT Bullet 5MP Network Camera
- Installation Guide (typically included)
- Mounting Accessories (screws, anchors, etc.)
4. Product Overview
The VIVOTEK IB9381-HT is an outdoor bullet network camera designed for surveillance. It features a robust IP66-rated housing and advanced imaging capabilities.

Figure 4.1: Front and side view of the VIVOTEK IB9381-HT camera, showing the white bullet-shaped body, lens, IR illuminators, and integrated power/network cables extending from the base.
Key Features:
- 1/1.8" Progressive CMOS sensor
- 30 FPS @ 2560x1920; 60 fps @ 1920x1080
- Smart Stream II for optimized bandwidth
- Built-in IR illuminators (effective up to 30 meters)
- Remote focus for easy adjustments
- H.265 high-efficiency video compression
- IP66-rated weather-resistant housing
5. Setup and Installation
5.1 Mounting the Camera
The IB9381-HT is designed for wall mount installation. Choose a suitable location that provides the desired field of view and is within reach of power and network connections.
- Securely attach the mounting bracket to the wall using appropriate screws and anchors.
- Attach the camera to the mounting bracket.
- Adjust the camera angle for optimal coverage.
5.2 Power and Network Connection
Connect the camera to a power source and your network.
- Power: Connect the camera to an AC/DC power supply.
- Network: Connect the camera to your network via an Ethernet cable. The camera supports Wi-Fi connectivity as well; refer to the network configuration section in the full manual for wireless setup.
6. Operating the Camera
6.1 Initial Configuration
After connecting the camera, access its web interface using a web browser. You will typically need to use a VIVOTEK utility to discover the camera's IP address on your network. Follow the on-screen prompts for initial setup, including setting a strong password.

Figure 6.1: Example of the VIVOTEK camera's web interface displaying a live video feed of a parking lot, with navigation options at the top.
6.2 Video Settings
- Resolution and Frame Rate: Configure video resolution up to 2560x1920 (5MP) at 30 frames per second, or 1920x1080 (1080p) at 60 frames per second.
- Compression: Utilize H.265 compression for efficient bandwidth and storage usage. Enable Smart Stream II to optimize video quality in desired regions while reducing overall data.
- Remote Focus: Use the remote focus feature via the web interface to fine-tune the lens focus without physical access to the camera.
- IR Illuminators: The built-in IR illuminators automatically activate in low-light conditions, providing clear night vision up to 30 meters.
7. Maintenance
- Cleaning: Regularly clean the camera lens and housing with a soft, damp cloth. Do not use harsh chemicals.
- Firmware Updates: Periodically check the VIVOTEK website for firmware updates to ensure optimal performance and security.
- Cable Inspection: Inspect cables for any signs of wear or damage, especially for outdoor installations.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No video feed | Power disconnected, network issue, incorrect IP address. | Check power connection. Verify network cable or Wi-Fi connection. Use VIVOTEK utility to find IP. |
| Poor image quality | Dirty lens, incorrect focus, low light settings. | Clean the lens. Adjust remote focus. Check day/night settings and IR illuminator status. |
| Camera offline intermittently | Unstable network connection, power fluctuations. | Ensure stable network. Check power supply and connections. |
9. Specifications
| Feature | Detail |
|---|---|
| Model Number | IB9381-HT |
| Image Sensor | 1/1.8" Progressive CMOS |
| Effective Video Resolution | 5 MP |
| Maximum Resolution | 2560x1920 @ 30 fps; 1920x1080 @ 60 fps |
| Video Compression | H.265 (also supports H.264, MJPEG) |
| IR Illuminators | Built-in, effective up to 30 meters |
| Connectivity Technology | Wireless (Wi-Fi), Wired (Ethernet) |
| International Protection Rating | IP66 |
| Mounting Type | Wall Mount |
| Power Source | AC/DC |
| Dimensions (L x W x H) | 13.5 x 6.3 x 6.57 inches |
| Item Weight | 2.61 pounds (1182 Grams) |
| Operating Environment | Outdoor |
10. Warranty and Support
For warranty information and technical support, please refer to the official VIVOTEK website or contact your local VIVOTEK distributor. Keep your purchase receipt for warranty claims.
VIVOTEK Official Website: www.vivotek.com





