Winegard RV WiFi Extender

I know nothing about it, but here’s published info about what it does- The Winegard ConnecT WiFi Range Extender captures WiFi signals and provides superior internet speed and top notch security! Whether you're on the road or on the water, stay connected on all your devices with the new high performance WF2-335 range extender! Rebroadcasts WiFi and 4G LTE signals more powerfully than a smartphone. Optimizes speed and range for reliable connections in dead zones or low signal areas. Connects all your devices within seconds through a secure hotspot. Enhances WiFi calling and messaging when cell phone service is unavailable. Supports multiple 4G carrier plans. 4G models connect to 4G LTE when WiFi is unavailable. Connects to Winegard data plan: Prepaid 30 day plans, no contract, no activation fee, and no throttling. Requires a wireless 802.11b/g/n 2.4 GHz network and a computer, tablet, or smartphone with a web browser. Swappable Mini-SIM card lets you add to new or existing data plans from AT&T or Verizon. Optimal WiFi range is 1/2 - 3/4 mile. Available data plans from 1-20GB. Offers double firewall protection (SPI and NAT). Prevents denial-of-service (DoS) attacks. Wireless Speed: 2.4GHz: 450Mbps. Wireless Security: WPA, WPA2, WPA mixed. Requires 12 volts. Power Rating: DC 9-16V, 1A. Dimensions: 8" H x 16" diameter. Weight: 3.75 lbs.