What This Product Does TP-LINK High Power Wireless Access Point TL-WA7210N is dedicated to WISP CPE solutions and long distance wireless network solutions. It features up to 500mw wireless transmission power and has a built-in 12dBi dual-polarized antenna which provides an efficient way to pick up and maintains a stable signal for a wireless network connection ranging multiple kilometers. High Transmission Capability With up to 500mw wireless transmission power and a 12dBi dual-polarized high gain antenna, the TL-WA7210N can produce and pick up a powerful and stable signal for a wireless connection ranging multiple kilometers. Professional Outdoor Design TL-WA7210N features a weatherproof enclosure and special protection against ESD and lightning. It supports passive Power over Ethernet (PoE), making it a versatile outdoor networking solution. Multiple Applications TL-WA7210N is dedicated to WISP CPE solutions and long distance wireless network solutions especially for WISP services, The AP will behave as a client of the Wireless Internet Service Provider (WISP). Two TL-WA7210Ns can create a point to point link for a long-distance wireless connection. What's more, the TL-WA7210N can create point to multi-point links for wireless coverage servicing multiple locations. Intelligent Management Tools Tool 1: Antenna Alignment Users can use the antenna alignment tool to adjust the direction of their APs using a live signal strength meter to judge which direction is best making setup that much simpler. Tool 2: Distance Setting With the AP’s ACK timeout tool able to adjust the distance between two APs, it allows users to set a specific distance in order to establish the most robust wireless connection possible. Tool 3: Ping Watch Dog Ping Watch Dog enables users to maintain the ping command to check the quality of the wireless link and can reboot the remote AP if the wireless signal becomes worse or disconnects.