MikroTik RBD22UGS-5HPacD2HnD-15S, mANTBox 52 15s, 1xGLAN, RouterOS L4

Creating an efficient point-to-multipoint connection used to be tricky, but not anymore: mANTBox 52 15s works well in any setup. The dual-band wireless capability allows you to use both 2.4 GHz and 5 GHz devices at the same time. There is a Gigabit Ethernet port and an SFP port for fiber connections. 
MikroTik has doubled the RAM and added a new quad-core CPU that can handle even the heaviest loads. mANTBox 52 15s can even provide IPsec hardware offloading without trouble. Depending on the rest of your setup, you can reach distance up to 20 km with the built-in dual polarization antenna.