miles (55km) HIPERMAN HIPERMAN Mobile Internet OFDM 56.9 56.9 Wi-Fi 802.11 ( 11n ) Mobile Internet OFDM / MIMO 288.9 (Supports 600Mbps @ 40MHz channel width) Antenna , RF front end enhancements and minor protocol timer tweaks have helped deploy long range P2P networks compromising on radial coverage, throughput and/or spectra efficiency