NBTC plans to allocate 380 MHz of downlink and uplink slots through four spectrum ranges by 2020 to develop the digital infrastructure landscape. The 380 MHz bandwidth for the four spectrum ranges includes 180 MHz of bandwidth on the 2600 MHz spectrum, 90 MHz of bandwidth on the 1800 MHz spectrum, 20 MHz of bandwidth on the 850 MHz spectrum and 9 MHz of bandwidth on the 700 MHz spectrum bands.