1. Introduction
Congratulations on your purchase of the ZTE B866v2k Space 4K TV Box. This device is designed to transform your standard television into a smart TV, providing access to a wide range of streaming services, apps, and entertainment in stunning 4K resolution. With integrated Chromecast and voice control capabilities, your viewing experience will be more immersive and convenient than ever before.
2. Product Overview
The ZTE B866v2k Space 4K TV Box offers high performance and a rich feature set to enhance your home entertainment. Key features include:
- 4K Resolution: Enjoy crystal-clear visuals with support for 4K HDR10.
- Chromecast Integrated: Easily mirror content from your smartphone or tablet.
- Voice Control by Google Assistant: Access content and control devices with simple voice commands.
- Dolby Digital Plus: Experience sharper, cleaner three-dimensional surround sound.
- Multiple Connections: Connect flash drives, headphones, and joysticks via USB and Bluetooth 5.0.
- High Performance: Powered by a Quad Core ARM Cortex-A35 processor and 2GB RAM for smooth operation.
- Internal Storage: 8GB eMMC for apps and media.

Figure 2.1: ZTE B866v2k Space 4K TV Box and Remote Control

Figure 2.2: Rear Ports (Ethernet, HDMI, AV, Power)

Figure 2.3: Top View with USB Port and LED Indicator
3. Setup Guide
Follow these steps to set up your ZTE B866v2k Space 4K TV Box:
- Connect to TV: Use an HDMI cable to connect the TV Box to the HDMI input on your television. Alternatively, if your TV does not have an HDMI port, use an AV cable to connect to the AV input.
- Connect Power: Plug the power adapter into the DC IN port on the TV Box and then into a wall outlet.
- Connect to Internet (Optional):
- Wi-Fi: Once powered on, you will be prompted to connect to a Wi-Fi network during the initial setup.
- Ethernet: For a wired connection, connect an Ethernet cable from your router to the RJ45 port on the TV Box.
- Power On: The TV Box should power on automatically. If not, press the power button on the device or the remote control.
- Initial Setup: Follow the on-screen instructions to complete the initial setup, which typically includes language selection, network connection, Google account login, and remote control pairing.
- Remote Control Pairing: During the initial setup, you may need to pair the remote control by holding specific buttons as instructed on the screen. Ensure the remote has batteries installed.
4. Operating Instructions
Once set up, you can begin using your TV Box:
- Navigating the Interface: Use the directional pad and 'OK' button on your remote to navigate through the Android TV interface.
- Accessing Streaming Apps: The TV Box comes with pre-installed apps like Netflix, YouTube, Prime Video, Max, and Disney+. Select an app from the home screen to launch it. (Note: Subscriptions for these services are not included and must be purchased separately.)
- Voice Control: Press the Google Assistant button on your remote and speak into the remote to search for content, open apps, or control smart home devices.
- Chromecast Functionality: To cast content, open a compatible app (e.g., YouTube, Netflix) on your smartphone or tablet, tap the Cast icon, and select your TV Box from the list of available devices.
- Connecting Peripherals:
- USB Devices: Plug flash drives or other USB accessories into the USB port on the TV Box.
- Bluetooth Devices: Go to the settings menu on your TV Box, navigate to Bluetooth settings, and pair Bluetooth headphones, joysticks, or other compatible devices.
5. Specifications
| Feature | Specification |
|---|---|
| Brand | ZTE |
| Model | Zte B866v2k Space 4K TV Box-ZT866 |
| Color | Black |
| Processor | Quad Core ARM Cortex-A35 |
| RAM Memory | 2GB DDR3 |
| Internal Memory | 8GB eMMC |
| Supported Internet Services | YouTube, Netflix, Prime Video, Max, Disney+ (subscriptions not included) |
| Wireless Connectivity | Wi-Fi, Bluetooth 5.0 |
| Ports | HDMI, USB, AV, 1 RJ45 Ethernet Port (10/100Mbps) |
| Dimensions (WxHxD) | 10.8 x 2.5 x 10.8 cm |
| Weight | 25g |
| Anatel Certificate | 14019-21-01647 |
6. Troubleshooting
If you encounter issues with your TV Box, refer to the following common problems and solutions:
- No Power:
- Ensure the power adapter is securely connected to the TV Box and a working power outlet.
- Try a different power outlet.
- No Signal on TV:
- Verify that the HDMI or AV cable is securely connected to both the TV Box and the correct input port on your TV.
- Select the correct input source (HDMI 1, AV, etc.) on your TV using your TV's remote control.
- Remote Control Not Responding:
- Check if the batteries in the remote control are correctly inserted and have sufficient charge. Replace if necessary.
- Ensure there are no obstructions between the remote and the TV Box.
- Try re-pairing the remote control by following the instructions in the initial setup or the device's settings menu.
- Network Connection Issues:
- Wi-Fi: Check your Wi-Fi router and ensure it is working correctly. Re-enter the Wi-Fi password in the TV Box settings.
- Ethernet: Ensure the Ethernet cable is securely connected to both the TV Box and your router. Verify your router's internet connection.
- Restart both the TV Box and your router.
- App Freezing or Crashing:
- Close the problematic app and reopen it.
- Clear the app's cache and data from the TV Box settings (Settings > Apps > [App Name] > Clear Cache/Clear Data).
- Ensure the TV Box firmware and apps are updated to the latest versions.
7. User Tips
While no specific user reviews or Q&A were provided, here are some general tips for optimizing your experience:
- Keep Software Updated: Regularly check for system and app updates to ensure optimal performance and access to the latest features.
- Optimize Wi-Fi: For the best streaming experience, place your TV Box within a reasonable range of your Wi-Fi router or consider using a wired Ethernet connection.
- Manage Storage: Periodically review installed apps and clear caches to free up internal storage and maintain performance.
- Explore Google Assistant: Utilize voice commands for quick searches, app launches, and even controlling compatible smart home devices.
8. Warranty and Support
The ZTE B866v2k Space 4K TV Box comes with a 36-month warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. Please retain your proof of purchase for warranty claims.
For technical support, warranty claims, or further assistance, please contact the seller or the manufacturer's customer service. Refer to your purchase documentation for specific contact details.





