6.5" bass unit with magnetic circuit encapsulated of special engineering plastic process;

 Concentric 0.75" tweeter provides clear and round treble; the diffraction of a high profile provides a broad, uniform coverage;

 Meet the IEC 268-5 power handling capacity (PHC) standard;

 Run continuously for 100 hours and carry out simulating acoustic feedback exposure (SAFE) test;

 Bear double rated powers within a short period to ensure its high reliability under extreme conditions, prolong its service life, and reduce the possibility of occurrence of fault or degradation;