Avait (4RF) Aprisa XE Long haul, high-performing, flexible point-to-point microwave link, available in multiple frequency bands below 3 GHz, providing up to 65 Mbit/s capacity. Performance-engineered to provide maximum link availability, the Aprisa XE gives capacity and reliability over long distance paths under the most difficult conditions. Chaotic topography, obstructions, over water paths, temperature and atmospheric extremes all limit conventional digital microwave links, but not the Aprisa XE.