Provided are systems and methods for transmitting radio signals. A system for transmitting radio signals includes a base station and a customer premises equipment (CPE). The base station includes a first frequency converter and at least one first antenna. The first frequency converter is configured to receive a first radio signal having a predetermined frequency and convert the first radio signal into a second radio signal. The second radio signal has a frequency higher than the predetermined frequency. The at least one first antenna has a transmitter and is configured to wirelessly transmit, via the transmitter, the second radio signal to the CPE. The CPE includes at least one second antenna configured to receive the second radio signal from the at least one first antenna and a second frequency converter configured to convert the second radio signal into the first radio signal.