JVC drvn DR Series 6x9" 500W Speakers: High Output & Tough The DR speakers are designed for JVC head-unit to produce superior directivity, dynamic sound which we call "drvn sound". Full Cover Grill DesignProtects the woofer and tweeter in open installations. Horn Ring Sound EnhancerImproves mid - higher frequency sound character and reproduces life-like sound. PP + Mica ConeLightweight PP + Mica Cone Material provides highly responsive, clear and undistorted sound. JVC CS-DR693 Specifications: Woofer Size 15 x 23 cm (6'' x 9'') Diaphragm PP Surround Cloth Magnet Ferrite Midrange Size 6.6 cm (2-5/8'') Diaphragm Cone Magnet Ferrite Super Tweeter 1 Size 1.5 cm (19/32'') Diaphragm Dome General Frequency Response 54 - 18,000Hz Power Handling Capacity (RMS) 70W Power Handling Capacity (Peak Power) 500W Impedance 4 ohms Sound Pressure Level 86 dB Weight Weight (w.Grille) 1.1kg (2.5lbs) Weight (w/o Grille) 1.0kg (2.3lbs) Magnet Mass 340g (12.0oz) Mounting Depth 79 mm (3-1/8")