This is by far the cheapest price I see but very expensive router.
NETGEAR Nighthawk X10 AD7000 MU-MIMO Smart Wi-Fi Router
Member Only Item
Your Price 329.99$
Price valid through 8/26/17
While supplies last.
Shipping & Handling Included*
Powerful 1.7GHz Quad-Core Processor
Delivers ultra-smooth 4K streaming, VR gaming and instant downloads.
MU-MIMO supports simultaneous streaming
Four patent pending external active antennas amplify WiFi signals to maximize range and throughput.
11ad - 3X Faster than 11ac