C521-E Cat7 4G SIM Router
৳ 4,990
C521-E Cat7 4G Wireless SIM Router – High-Speed Internet with Long Battery Backup
The C521-E Cat7 4G SIM Router is a powerful and portable SIM-based router designed for home, office, shop, and travel use. With Cat7 4G LTE support, up to 300Mbps WiFi speed, and a 4000mAh built-in battery providing up to 12 hours backup, this router ensures reliable internet even during power outages.
Equipped with 5 LAN ports, high-gain 5dBi antennas, and wide Eurasian band support, the C521-E delivers strong signal, stable connectivity, and multi-device performance without the need for fiber internet.
features
• Cat7 4G LTE SIM card wireless router
• Built-in 4000mAh battery with up to 12 hours backup
• Supports European, Asian & African 4G LTE bands
• High-speed WiFi up to 300Mbps
• Download speed up to 150Mbps, upload up to 50Mbps
• Connects up to 20 devices simultaneously
• Wide WiFi coverage up to 200 meters
• 4× external 5dBi high-gain antennas for strong signal
• 5 LAN ports for wired connections
• SIM card slot for plug-and-play internet
• Compact, durable ABS body
specifications
| Item | Details |
|---|---|
| Product Name | C521-E Cat7 4G Wireless SIM Router |
| Model | Cat7 C521-E (Eurasian Version) |
| Network Type | 4G LTE / 3G |
| Supported Bands | FDD: B1 / B3 / B5 / B7 / B8 / B20 / B28A / B28B TDD: B38 / B40 / B41 WCDMA: B1 / B5 / B8 |
| Chipset | ASR1803S |
| WiFi Speed | Up to 300Mbps |
| LTE Speed | Downlink 150Mbps / Uplink 50Mbps |
| WiFi Coverage | Up to 200 meters |
| Maximum Users | Up to 20 devices |
| Antenna | 4 × External 5dBi antennas |
| LAN Ports | 5 × LAN |
| SIM Slot | 1 × SIM card slot |
| Battery | 4000mAh (up to 12 hours backup) |
| Material | ABS |
| Power Input | DC Power Adapter |
| Plug Type | EU Plug / US Plug |
| Package Weight | 0.672kg |
| Package Size | 23 × 17 × 7 cm |
| Packaging | Colored Box |
| User Manual | English |
why buy from artronyx
• 100% original and quality-checked product
• Reliable delivery anywhere in Bangladesh
• Trusted electronics brand since 2021
• Expert product guidance & after-sales support
• Competitive pricing with guaranteed authenticity
box contents
• C521-E Cat7 4G Wireless Router
• Power Adapter
• Network Cable
• English User Manual
warranty / replacement policy
• 12-month warranty (router hardware)
• 7-day replacement for manufacturing defects
C521-E Cat7 4G Wireless Router Price in Bangladesh
The C521-E Cat7 4G Wireless SIM Router is available in Bangladesh from ARTRONYX at a competitive price. With strong LTE performance, long battery backup, and multi-device support, it is an excellent choice for users who need dependable internet without fiber.
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