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  • LM321 CPE 4G Modem Wireless WiFi With External Antenna 300Mbps 4G LTE Wifi Router With Sim Card
  • LM321 CPE 4G Modem Wireless WiFi With External Antenna 300Mbps 4G LTE Wifi Router With Sim Card
  • LM321 CPE 4G Modem Wireless WiFi With External Antenna 300Mbps 4G LTE Wifi Router With Sim Card
  • LM321 CPE 4G Modem Wireless WiFi With External Antenna 300Mbps 4G LTE Wifi Router With Sim Card
  • LM321 CPE 4G Modem Wireless WiFi With External Antenna 300Mbps 4G LTE Wifi Router With Sim Card
  • LM321 CPE 4G Modem Wireless WiFi With External Antenna 300Mbps 4G LTE Wifi Router With Sim Card
LM321 CPE 4G Modem Wireless WiFi With External Antenna 300Mbps 4G LTE Wifi Router With Sim Card
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LM321 CPE 4G Modem Wireless WiFi With External Antenna 300Mbps 4G LTE Wifi Router With Sim Card

  • >= 2 Pieces
    $14.45

Customization:

Customized logo（Min.Order: 1 pieces）
Customized packaging（Min.Order: 500 pieces）
Graphic customization（Min.Order: 1 pieces）
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LM321 CPE 4G Modem Wireless WiFi With External Antenna 300Mbps 4G LTE Wifi Router With Sim Card

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • 4G LTE & Wi-Fi Connectivity: Combines 4G LTE networking with dual-band Wi-Fi (802.11b/g/n) to deliver up to 300Mbps wireless speeds, enabling seamless internet access in areas without fixed broadband.
  • Modular Design: Features four adjustable external antennas for customizable signal direction and coverage optimization, ideal for both indoor and outdoor setups.
  • Security & Flexibility: Equipped with WPA2-PSK encryption and an integrated firewall for secure data transmission, while an unlocked SIM slot supports global network compatibility.

Key features

  • 1. Material Technology: Adjustable Omni-Directional Antennas

    • With four adjustable omni-directional external antennas, you can optimize Wi-Fi coverage and signal strength in any direction. This design outperforms traditional fixed-antenna routers by adapting to diverse environments*, ensuring strong connectivity even in large spaces.

  • 2. Interactive Design: User-Friendly Setup

    • With a simplified setup interface and unlocked global compatibility, you can deploy the router quickly without technical expertise. Its intuitive design reduces configuration time compared to complex enterprise-grade models*.

  • 3. Performance Parameters: High-Speed 4G LTE Connectivity

    • With support for up to 300Mbps speeds via 4G LTE and Wi-Fi 802.11n standards, you can stream, browse, and transfer data faster than older 150Mbps models*. This makes it ideal for bandwidth-heavy tasks like video conferencing or gaming.

  • 4. Scenario Solutions: Versatile Coverage for Remote or Urban Areas

    • With robust 4G LTE integration and a firewall, you can ensure reliable internet access in areas without wired infrastructure. It balances home use (e.g., smart home devices) and small-office needs, outperforming basic consumer routers in multi-device environments*.

  • 5. Certification Standards: EPR Compliance & Security

    • With EPR certifications for France and Germany and WPA2-PSK encryption, you can ensure environmental responsibility and data security. This meets stricter EU regulations compared to non-certified alternatives*, giving peace of mind for commercial or residential use.

Product details

LM321 CPE 4G Modem Wireless WiFi With External Antenna 300Mbps 4G LTE Wifi Router With Sim Card

The LM321 CPE 4G Modem Wireless WiFi Router combines sleek design with robust connectivity, featuring four adjustable omni-directional antennas for optimized coverage. With support for 4G LTE and Wi-Fi standards up to 802.11n, it delivers reliable high-speed internet for homes, offices, or remote locations. Its unlocked compatibility and WPA2-PSK encryption ensure secure, carrier-agnostic performance.

Technical specifications

FeatureSpecificationApplication Scenario
Adjustable Antennas4 x Omni-directional, adjustable antennasExpanding coverage in large homes or offices
4G LTE Connectivity4G/LTE network supportSeamless mobile broadband access in rural/urban areas
Wi-Fi Standards802.11n (300Mbps), 802.11g/bBackward compatibility with legacy devices
EncryptionWPA2-PSKSecuring networks against unauthorized access
LAN Data RateUp to 300MbpsSupporting bandwidth-heavy tasks (streaming, gaming)
Unlocked FeatureMulti-carrier compatibilityFlexibility for global SIM card usage
FirewallBuilt-in network securityProtecting connected devices from threats

Customization guide

Adjust the four external antennas to direct signal strength toward specific areas (e.g., bedrooms, outdoor spaces). The unlocked design allows customization for regional SIM cards or carrier-specific configurations.

Get inspired

With its 4G LTE integration and adjustable antennas, the LM321 ensures uninterrupted connectivity even in signal-challenged areas. Ideal for remote work setups, smart home ecosystems, or small businesses needing a reliable Wi-Fi backbone.

Choose your model

ParameterBase Model (LM321)Advanced ModelPro Model
Max LAN Data Rate300Mbps600Mbps (+100%)1Gbps (+233%)*
Wi-Fi Standard802.11n (Wi-Fi 4)802.11ac (Wi-Fi 5)802.11ax (Wi-Fi 6)
CertificationsEPR France/Germany+EPR ItalyPan-European EPR
Antenna Count468

Supplier's note

  1. Technical Breakthroughs:

    • Unlocked Compatibility: Works with any global SIM card, eliminating carrier lock-ins.
    • WPA2-PSK Encryption: Military-grade security for sensitive data transmission.
    • Adjustable Antennas: 20% wider coverage than fixed-antenna routers in open spaces.

  2. Version Selection Guide:

    • Base Model: Perfect for households or small offices prioritizing cost-efficiency. Its 300Mbps speed handles streaming and basic IoT devices.
    • Advanced Model: Ideal for medium-sized businesses needing faster Wi-Fi 5 speeds (600Mbps) and expanded certifications for EU compliance.
    • Pro Model: Targets enterprise users requiring Wi-Fi 6 (1Gbps) and 8-antenna coverage for dense device environments. The Pro’s Pan-European EPR certification simplifies cross-border deployments.

Example Use Case: The Pro version’s Wi-Fi 6 capability, paired with 8 antennas, ensures lag-free video conferencing in large conference halls, while its chemical-resistant casing (per EPR standards) withstands industrial environments.

Frequently asked questions

  • Which wireless router is best for small businesses needing 4G connectivity and reliable coverage?

  • How do I optimize the LM321 router’s antennas for better coverage in a warehouse?

  • Should I choose a 4G LTE router or traditional broadband for a rural home?

  • Can the LM321 router work with any carrier’s SIM card for mobile offices?

  • Does the LM321 meet EU environmental certifications for commercial use?

  • What’s the maximum Wi-Fi speed for a home with 10+ connected devices?

  • How do I reset the LM321 router if it freezes during setup?

  • Does the router have advanced security features for corporate networks?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Data SpeedRural broadband replacementIndustry Standard: 100 Mbps (DSL)
Our Base: 300 Mbps (802.11n)
Our Advanced: 600 Mbps (802.11ac)▲▲
(3GPP TS 36.101)
(IEEE 802.11ac)		Base: Doubles DSL speeds▲
Advanced: 6x faster than Industry Standard▲▲▲▲▲▲		Base: Limited to 2.4GHz (interference risk)
Advanced: Requires 5GHz support
Wi-Fi StandardsMulti-device householdsIndustry: 802.11g (54 Mbps)
Base: 802.11n/g/b (dual-band 2.4GHz)▲
Advanced: 802.11ac + n▲▲
(IEEE 802.11 specs)		Base: Backward compatible with older devices▲
Advanced: 5GHz band reduces congestion▲▲		Base: No 5GHz support
Advanced: Higher cost
SecuritySmall office networksIndustry: WPA/WPA2
Base: WPA2-PSK (AES encryption)▲
Advanced: WPA3 + WPA2▲▲
(Wi-Fi Alliance Certified)		Base: AES encryption▲
Advanced: Military-grade WPA3▲▲		Base: No WPA3 for advanced threats
CompatibilityGlobal deploymentsIndustry: Carrier-locked
Base: Unlocked (any SIM)▲
Advanced: Dual-SIM▲▲
(3GPP TS 22.106)		Base: Works with any carrier▲
Advanced: Simultaneous dual-SIM connectivity▲▲		Advanced: Requires dual-SIM slots
Antenna ConfigurationLarge coverage areasIndustry: Internal antennas
Base: 4 adjustable external▲
Advanced: 6 antennas + beamforming▲▲
(ISO/IEC 17025)		Base: 50% wider coverage than internal▲
Advanced: 3x signal strength▲▲▲		Base: Manual antenna alignment needed
CertificationsEU regulatory complianceIndustry: No EPR compliance
Base: EPR France/Germany▲
Advanced: EU RoHS + EPR▲▲
(2023 EU Packaging Directive)		Base: Meets EU disposal regulations▲
Advanced: Full environmental compliance▲▲		Base: Limited to EPR regions

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