The ZLT X21 DU 4G/5G CPE Router is a next-generation unlocked wireless router built to deliver ultra-fast 5G and LTE speeds. Engineered for home, office, and remote locations, the ZLT X21 DU is a dual-band (2.4GHz & 5GHz) router designed to handle multiple devices while maintaining seamless high-speed internet.
✅ ZLT X21 DU 4G/5G CPE Unlocked Router – Product Description for Shahje.pk
📑 Table of Contents
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Introduction to ZLT X21 DU 4G/5G CPE Router
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Key Features of ZLT X21 DU Router
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Technical Specifications
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Design & Build Quality
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Connectivity & Frequency Bands
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SIM Compatibility and Carrier Support
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High-Speed Internet Performance
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5G and 4G LTE Capabilities
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ZLT X21 DU vs Other ZLT Routers
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Ideal Use Cases
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How to Set Up ZLT X21 DU Router
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Advanced Configuration Tips
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Power & Battery Backup (if applicable)
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Security Features & Admin Panel
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FAQs – Frequently Asked Questions
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Why Buy ZLT X21 DU from Shahje.pk
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Customer Reviews and Testimonials
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Conclusion
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Related Short Tail & Long Tail Keywords
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#Tags
🔹 1. Introduction to ZLT X21 DU 4G/5G CPE Router
The ZLT X21 DU 4G/5G CPE Router is a next-generation unlocked wireless router built to deliver ultra-fast 5G and LTE speeds. Engineered for home, office, and remote locations, the ZLT X21 DU is a dual-band (2.4GHz & 5GHz) router designed to handle multiple devices while maintaining seamless high-speed internet.
Whether you're a gamer, streamer, or business professional, this powerful router offers unmatched speed, stability, and flexibility.
🔹 2. Key Features of ZLT X21 DU Router
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✅ 5G/4G+ LTE Support for ultra-fast browsing and streaming
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✅ Dual-Band WiFi (2.4GHz + 5GHz)
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✅ High Gain Antennas for stronger signal reception
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✅ Unlocked for All SIMs (Jazz, Zong, Telenor, Ufone, SCOM, ONIC, PTCL)
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✅ Web-based Admin Panel for full control
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✅ Easy Plug & Play Setup
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✅ LAN/WAN Port Support
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✅ Up to 64 Device Connectivity
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✅ Ideal for Online Gaming, 4K Streaming & WFH
🔹 3. Technical Specifications
Specification |
Details |
Model |
ZLT X21 DU |
Network Support |
5G NR / 4G LTE / 3G |
Bands |
B1/B3/B7/B8/B20/B28/B40/B41/B78 |
WiFi Support |
Dual Band 2.4GHz + 5GHz |
Speed (Download) |
Up to 2.5 Gbps (5G) |
Speed (Upload) |
Up to 150 Mbps |
SIM Support |
Standard SIM (Unlocked) |
Ports |
1x LAN, 1x WAN, 1x Power |
Antennas |
External Detachable High-Gain Antennas |
Users Supported |
Up to 64 simultaneous connections |
Power Source |
DC Adapter |
Dimensions |
Compact, Wall or Table Mountable |
🔹 4. Design & Build Quality
The ZLT X21 DU features a sleek and modern design, perfect for modern interiors. Its compact body allows easy installation on any flat surface or wall. The LED indicator panel on the front keeps you informed of signal strength, connectivity status, and power.
Its robust plastic shell ensures durability in both home and industrial environments.
🔹 5. Connectivity & Frequency Bands
The ZLT X21 DU supports:
The router’s LAN/WAN port allows you to connect directly to a desktop, server, or switch. This makes it ideal for hybrid wired + wireless setups.
🔹 6. SIM Compatibility and Carrier Support
The ZLT X21 DU is factory unlocked, supporting all major Pakistani networks, including:
No restrictions. Just insert your SIM and go!
🔹 7. High-Speed Internet Performance
Thanks to 5G NR and advanced LTE technologies, the ZLT X21 DU delivers blazing download speeds of up to 2.5 Gbps and upload speeds of up to 150 Mbps. Real-world usage includes:
🔹 8. 5G and 4G LTE Capabilities
With support for 5G Sub-6GHz and 4G LTE Advanced, this router is truly future-ready. Even if 5G is not available in your area, it falls back to 4G or 3G seamlessly.
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5G bands supported: n1, n3, n7, n28, n78
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LTE bands: B1, B3, B7, B8, B20, B28, B40, B41
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Ensures stable connectivity across Pakistan and globally
🔹 9. ZLT X21 DU vs Other ZLT Routers
Feature |
ZLT X21 DU |
ZLT KJ33 |
ZLT X11 |
5G Support |
✅ Yes |
❌ No |
✅ Yes |
WiFi Bands |
Dual Band |
Single Band |
Dual Band |
Max Speed |
2.5 Gbps |
150 Mbps |
1.2 Gbps |
LAN/WAN Port |
Yes |
Yes |
Yes |
Max Users |
64 |
32 |
64 |
The ZLT X21 DU is a premium upgrade over older ZLT models.
🔹 10. Ideal Use Cases
The ZLT X21 DU is perfect for:
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🏠 Home Internet Setup
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🏢 Office Networks
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🧑💼 Work From Home Professionals
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📺 Online Streaming
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🎮 Gamers & eSports Players
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🏫 Educational Institutions
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📡 Remote Location Connectivity
🔹 11. How to Set Up ZLT X21 DU Router
Step-by-step guide:
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Insert your active SIM card
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Connect the power adapter
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Power on the device
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Connect via WiFi or LAN cable
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Access web portal (usually 192.168.0.1)
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Login with default credentials (admin/admin)
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Customize settings (WiFi name, password)
Easy as plug-and-play!
🔹 12. Advanced Configuration Tips
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Setup APN manually for custom SIMs
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Enable firewall or MAC filtering
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Use bridge mode for ISP compatibility
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Monitor usage in the web dashboard
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Restrict or prioritize users/devices via QoS
🔹 13. Power & Battery Backup (if applicable)
The ZLT X21 DU is a CPE router that typically operates on direct power via DC adapter. For power outages, we recommend pairing it with a mini UPS or power bank router setup.
🔹 14. Security Features & Admin Panel
ZLT X21 DU ensures safety via:
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WPA/WPA2 WiFi encryption
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Firewall & Port Forwarding
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MAC/IP filtering
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Remote access control
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Admin password management
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Device Whitelist/Blacklist
🔹 15. FAQs – Frequently Asked Questions
Q1: Does it support Zong 5G?
Yes, it supports all major Pakistani 5G/4G LTE networks.
Q2: Can I connect it to a desktop using LAN?
Absolutely. It has a dedicated LAN/WAN port.
Q3: How many users can it support?
Up to 64 devices simultaneously.
Q4: Is it portable?
Yes, but it requires a power source. Pair with mini UPS for portability.
Q5: What if my area doesn’t have 5G?
It automatically connects to 4G or 3G based on signal availability.
🔹 16. Why Buy ZLT X21 DU from Shahje.pk
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✅ 100% Original & Tested
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✅ Delivery all over Pakistan
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✅ Expert technical support
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✅ 7-day replacement warranty
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✅ Competitive prices
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✅ Free setup guidance
📦 Order Now at Shahje.pk for best prices in Pakistan!
🔹 17. Customer Reviews and Testimonials
⭐⭐⭐⭐⭐ – “Finally found a router that handles my 5G SIM without heating or lag. Excellent product!” – Ahsan K., Lahore
⭐⭐⭐⭐⭐ – “I’m running a small office on this. Handles 20+ users smoothly!” – Fatima R., Karachi
⭐⭐⭐⭐ – “Simple setup. Good signal even in rural areas.” – Zeeshan M., Gilgit
🔹 18. Conclusion
The ZLT X21 DU 5G/4G Router is a future-ready, high-performance, and cost-effective solution for homes and businesses across Pakistan. Its dual-band WiFi, unlocked SIM support, and 5G readiness make it the ultimate connectivity device.
📢 Available now at Shahje.pk – Don’t miss out!
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