D-Link DAP-3712 20km Long Range Wireless AC Bridge. 20 km wireless bridge DAP-3712 with long range 802.11ac. A flexible solution that overcomes the challenges of rural areas and difficult terrain and ensures a stable high-speed connection over long distances. It contains a directional antenna with a high gain of 23 dBi, which provides high-speed and stable coverage up to a distance of 20 km Integrated TDMA technology reduces interference and ensures high-speed and consistent coverage Excellent throughput with single-bandwidth speeds of up to 867 Mbps The well-thought-out design fits effortlessly into any environment Supports WPA2 – Wi-Fi security for greater protection Power over Ethernet support means fewer cables, for cleaner and easier deployment It has an IP66 degree of protection and boasts waterproof and dustproof housings Technical parameters Environment: Outdoor Wireless standard: 802.11a/n/ac Radio speed: 5 Ghz, up to 867 Mb/s Dimensions: 372 x 372 x 241 mm Interface: 1 x 100/1000 Mbps Ethernet port Maximum output power: 27 dBm Protection: 8 kV ESD protection Antenna gain: 23 dBi