Wireless services connect users to the Internet utilizing wavelan, laser link and microwave. Microwave transmission uses high-frequency radio waves that travel through the air. Because they cannot bend with the curvature of the earth, they can only be transmitted over short sitances. Microwave is ideal for data transmissions between buildings, and can also be relayed through means of dishes or antennas
Your ISP or computer service provider may be able to assist you in looking at the various wireless options and help you to source the necessary equipment. Infra-red links is a preferred method because it does not require any frequency license and is less prone to interference from adjacent links.