Key Features:

Plug and Play: Requires minimal setup; just insert the SIM card. Advanced Security: WPA/WPA2 encryption Built-in firewall and DoS protection External Antennas: Often includes detachable 4G LTE antennas for better signal strength. Dual-WAN Failover: Some models support failover from 4G to wired WAN or vice versa. Signal Strength Indicators: LED lights or screen indicators for signal monitoring.

Benefits:

WAN/LAN: 1–4 Ethernet ports for wired connections SIM Slot: Standard or micro-SIM for 4G connection USB Port: Sometimes included for file sharing or printer connection

Use Cases:

Remote Management: Some models offer remote configuration and monitoring through a web interface or mobile app. Power Supply: Usually powered by a DC adapter, with options for Power over Ethernet (PoE) in certain models

Considerations:

Network Type: 4G LTE (sometimes 3G fallback) Frequency Bands: Supports multiple 4G LTE bands (depends on region and model) Wi-Fi Standards: IEEE 802.11 b/g/n or dual-band 802.11ac (for newer models) Wi-Fi Speed: Single-band routers: Up to 300 Mbps on 2.4 GHz Dual-band routers: Up to 867 Mbps on 5 GHz and 300 Mbps on 2.4 GHz