1. Ifihan
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your Zbtlink 4G LTE Router, Model WE826-T. This device is designed to provide reliable internet connectivity using a 4G LTE SIM card, converting cellular signals into Wi-Fi and wired Ethernet for various applications including home, RV, travel, and small office environments.
The router features a Quectel EC25AFXDGA LTE Cat4 module, offering download speeds up to 150Mbps and upload speeds up to 50Mbps. It supports Wi-Fi N300 (802.11 b/g/n) with 2T2R MIMO for wireless speeds up to 300Mbps. The device includes multiple LAN ports, a WAN port, USB 2.0, and a TF card slot for expanded functionality.
2. Package Awọn akoonu
Ṣaaju ki o to tẹsiwaju pẹlu iṣeto, jọwọ rii daju pe gbogbo awọn ohun kan wa ninu package rẹ:
- 1x Zbtlink 4G LTE Router (WE826-T)
- 1x 12V / 1A Power Adapter
- Okun Ethernet 1x
- 1x SIM Card Adapter
- 2x 2.4G Wi-Fi Antennas (5dBi omnidirectional)
- 2x 4G LTE Antennas (5dBi omnidirectional)
- 1x Itọsọna olumulo (iwe yii)
- 1x Quality Certificate
3. Awọn ilana iṣeto
3.1 Fifi sori ẹrọ Hardware
- So Antennas: Carefully screw the two 2.4G Wi-Fi antennas and two 4G LTE antennas into their respective connectors on the router. Ensure they are securely fastened but do not overtighten.
- Fi kaadi SIM sii: Locate the SIM card slot on the side of the router. Insert your standard large-format AT&T or T-Mobile compatible SIM card into the slot until it clicks into place. If your SIM card is a smaller size (Nano or Micro), use the provided SIM card adapter.

olusin 3.1: Fi kaadi SIM sii
- So agbara: Connect the provided 12V/1A power adapter to the DC input port on the router and then plug it into a power outlet. The router will power on automatically.
- (Optional) Connect Ethernet Devices: For wired connections, connect your computer, smart TV, or gaming console to any of the four LAN ports (LAN1-LAN4) using an Ethernet cable. If you have an existing wired internet connection you wish to use as a primary source, connect it to the WAN port.

Figure 3.2: Router Port Layout
3.2 Iṣeto ni ibẹrẹ
After hardware installation, configure the router via its web ni wiwo:
- Sopọ si olulana: Connect your computer to the router via Wi-Fi (look for the default SSID printed on the router label) or via an Ethernet cable to one of the LAN ports.
- Wiwọle Web Dasibodu: Ṣii a web kiri ati ki o tẹ awọn aiyipada IP adirẹsi 192.168.1.1 ninu awọn adirẹsi igi.
- Wo ile: Tẹ orukọ olumulo aiyipada sii gbongbo ati ọrọigbaniwọle abojuto.
- Tunto Eto: Follow the on-screen prompts to set up your internet connection (APN settings for your SIM card may be required, consult your carrier if unsure), Wi-Fi name (SSID), and password. It is recommended to change the default login password for security.
4. Awọn ilana Iṣiṣẹ
Asopọmọra 4.1 4G LTE
Once your SIM card is inserted and configured, the router will automatically connect to the 4G LTE network. The LED indicators on the router will show the status of the 4G connection. Ensure your SIM card has an active data plan compatible with the router's supported bands (B2/B4/B5/B12/B17/B29/B30/B66 for LTE-FDD and B2/B4/B5 for WCDMA).
4.2 Wi-Fi Network Usage
Connect your wireless devices (smartphones, tablets, laptops) to the router's Wi-Fi network using the SSID and password you configured during setup. The router provides 2.4GHz Wi-Fi (802.11 b/g/n) with speeds up to 300Mbps.

Figure 4.1: Network Sharing via 4G LTE Router
4.3 To ti ni ilọsiwaju Awọn ẹya ara ẹrọ
- USB 2.0 and TF Card Slot: The router includes a USB 2.0 port and a TF (microSD) card slot. You can connect a USB drive or memory card to create a Network-Attached Storage (NAS) server. Files can be shared over Wi-Fi using SAMBA or FTP protocols, allowing access to media, documents, and backups from any device on your network.
- OpenWrt Compatibility: For advanced users, the router is fully compatible with OpenWrt firmware. This allows for custom firewall rules, VLAN configurations, policy routing, and other advanced network controls. Contact customer service for the OpenWrt upgrade kit if you wish to utilize this feature.
- Hardware Watchdog: A built-in hardware watchdog automatically reboots the router if the system freezes, ensuring continuous operation and reliability.
5. Itọju
5.1 famuwia imudojuiwọn
Lorekore ṣayẹwo olupese ká website for firmware updates. Keeping your router's firmware up-to-date ensures optimal performance, security, and access to new features. For OpenWrt upgrades, refer to the specific instructions provided with the upgrade kit.
5.2 Ninu
To maintain proper airflow and prevent overheating, ensure the router's ventilation holes are clear of dust and obstructions. Use a soft, dry cloth to clean the exterior of the device. Do not use liquid cleaners or abrasive materials.
5.3 Ayika riro
The router is designed to operate in a wide temperature range (-20 to 60 degrees C / -4 to 140F), making it suitable for various environments. However, avoid exposing the device to direct sunlight, extreme humidity, or corrosive substances. Ensure adequate ventilation around the router.
6. Laasigbotitusita
This section addresses common issues you might encounter with your Zbtlink 4G LTE Router.
6.1 Ko si Asopọ Ayelujara
- Ṣayẹwo kaadi SIM: Ensure the SIM card is correctly inserted and has an active data plan. Verify that the SIM card is compatible with AT&T or T-Mobile networks and the router's supported bands.
- Eto APN: Wọle sinu web dashboard (192.168.1.1) and verify that the Access Point Name (APN) settings are correctly configured for your cellular carrier. These settings are often provided by your carrier.
- Agbara ifihan agbara: Check the 4G signal strength indicators on the router or in the web interface. If the signal is weak, try repositioning the router or adjusting the 4G antennas.
- Asopọ WAN: If using the WAN port for wired internet, ensure the Ethernet cable is securely connected and your primary internet source is active.
6.2 Weak or Unstable Wi-Fi Signal
- Ipo eriali: Adjust the two 2.4G Wi-Fi antennas for optimal signal coverage.
- Ibi olulana: Place the router in a central location, away from obstructions (thick walls, metal objects) and sources of interference (microwaves, cordless phones).
- Ìdènà Ìkànnì: Ninu awọn web dashboard, try changing the Wi-Fi channel to a less congested one.
6.3 Router Not Responding / Freezing
- Yiyipo Agbara: Disconnect the power adapter, wait 10 seconds, and then reconnect it.
- Hardware Watchdog: The built-in hardware watchdog should automatically reboot the router if it freezes. If this does not occur, a manual power cycle is necessary.
6.4 Àtúntò Rútà
- Idapada si Bose wa tele: To restore the router to its factory default settings, locate the ISINMI button (often recessed) on the router. With the router powered on, use a paperclip or a thin object to press and hold the ISINMI button for approximately 10 seconds until the LED indicators flash. Release the button, and the router will reboot with default settings.
- Firmware Rescue Mode: If the router encounters a firmware issue, you can enter rescue mode by long-pressing the ISINMI button while powering on the device. This allows for flashing new firmware.
7. Awọn pato
| Ẹya ara ẹrọ | Apejuwe |
|---|---|
| Orukọ awoṣe | WE826-T |
| 4G LTE Modulu | Quectel EC25AFXDGA (Cat4) |
| Iyara Igbasilẹ 4G LTE | Titi di 150 Mbps |
| Iyara Gbigbe 4G LTE | Titi di 50 Mbps |
| Supported LTE-FDD Bands | B2/B4/B5/B12/B17/B29/B30/B66 |
| Supported WCDMA Bands | B2/B4/B5 |
| Wi-Fi Standard | 802.11 b/g/n (N300) |
| Wi-Fi Iyara | Up to 300 Mbps (2.4GHz) |
| Eriali | 2x 5dBi 2.4G Wi-Fi, 2x 5dBi 4G LTE (Detachable) |
| Àjọlò Ports | 1x 100Mbps WAN, 4x 100Mbps LAN |
| Awọn ibudo miiran | 1x USB 2.0, 1x TF (MicroSD) Card Slot, 1x SIM/USIM Slot |
| Eto isesise | OpenWrt (upgradeable), RouterOS |
| Ramu Memory | 128 MB |
| Agbara Input | 12V DC (6-14V absolute range) |
| Awọn iwọn otutu ti nṣiṣẹ | -20 to 60 degrees C (-4 to 140F) |
| Awọn iwọn (L x W x H) | 10.9" x 8.3" x 2.9" (Compact 109x83x29mm flat design) |
| Iwọn | 0.65 kilo |
| Awọn iwe-ẹri | FCC, RoHS (Quectel EC25AFXDGA module) |
8. Atilẹyin ọja ati Support
8.1 atilẹyin ọja Alaye
The Zbtlink 4G LTE Router (Model WE826-T) comes with a 1-odun olupese ká atilẹyin ọja from the date of purchase. This warranty covers defects in materials and workmanship under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or external factors.
8.2 Onibara Support
For technical assistance, warranty claims, or inquiries regarding the OpenWrt upgrade kit, please contact Zbtlink customer service. Refer to the contact information provided on the product packaging or the official Zbtlink webojula.