Allegretto, from Niko, enables audio distribution for the whole house with the option to integrate Niko keypads or Wireless with an RF Remote Allegretto Brochure IR Control Brochure Fill out our product enquiry form and one of our sales team will get back to you with details & pricing Allegretto Available as a 4x4 or 8x8 zone audio switching unit the Allegretto works either as a stand alone system or on the Nikobus.