Free Space Optics (FSO) has become a viable, high-bandwidth wireless alternative to fiber optic cabling. The primary advantages of FSO over fiber are its rapid deployment time and significant cost savings. Capable of transmitting voice, data, and video at up to 2. 5 Gbps over distances of up to 4 km, FSO offers a fast return on. FSO is a line-of-sight wireless communication technology that uses invisible beams of light to provide high speed wireless connections that can send and receive voice, video, and data information. You can filter these companies by location, certifications, and more factors to easily find and connect with the right supplier for your needs.