User's manual K&F SONA SUB IIKLING & FREITAG GMBH © 2014 Version 1.3 Page 5 of 192. Product DescriptionThe subwoofer SONA SUB II is the ideal bass supplement for K&F SONA speakers. With itsdiscreet appearance, it fits in nearly any architecture. The practical mounting points with adouble keyhole design enable wall and ceiling installation. In addition to possible use withthe K&F Controller CD 44, it can also be operated with a universal electronic crossover. Thispossibility makes it extremely attractive not only because of its convincing performance butalso economically. SONA-Lautsprecherserie2.1 Scope of Delivery• A subwoofer for use with the top speakers K&F SONA-Lautsprecherserie.• 2 x 4-way phoenix plug for the corresponding jacks in the speaker• User's Manual (1x)2.2 Overview of Components123451. SPEAKON Connector type NL4 MPR, parallel wiring to Phoenix connector.2. PHOENIX Connector incl. plug connector, parallel wiring to Speakon connector.3. Speaker Enclosure4. Speaker Chassis5. Front grille, mountable and demountable without tools.