Features: 1.Low-noise operator (as standard) Sound-absorbent construction (acoustic version); 2.Basic control module with two expansion modules and Hand terminal Wide choice of software programmable setting and flexible programming by hand terminal, either on site or in the factory. 3.Application from light interior doors to heavy-duty exterior and emergency exit doors. 4.Comprehensive range of special profiles for structure support assemblies, connections and door leaves. 5.Available in either Single sliding, Bi-parting or telescopic configurations.