The answer is 802.11ac
802.11ac is a type if IEEE 802.11 wireless standards that supports Multiple Input, Multiple Output antennas on sending and receiving data. This type of wireless connection supports 2.4GHz signal or frequency and data speed transfer up to 4.9Gbps. Each device or antenna can run up to 400Mbps each and the maximum device it can handle is up to 8 antennas.
