15.     JM Lab Polyglass DB29:(法)8W,150W,93db,47-20000HZ3db,290*620*291.低音劲,动态大,气势磅礴。                                                                   ****
16.     JM Lab Polyglass DB09:(法)8W,85W92db,55-20000HZ3db.250*450*281。                                                                                                                 ****