MB Quart DK2-116 6.5-Inch 2-way Coaxial Speakers - 240 Watts Max TV 30-45" Sigma’s own revolving filter ring

Sigma’s own revolving filter ring mechanism makes it easy to use a circular polarizing filter

Using advanced simulation technology and Sigma’s Super Multi-Layer Coating

quality capacitors

Precision PID Control – Real-time temperature regulation for optimal cooling and long-term reliability

just unclip the attached cover with ease and then attach another straight onto the frame

MB Quart DK2-116 6.5-Inch 2-way Coaxial Speakers - 240 Watts Max TV 30-45" Sigma’s own revolving filter ringMB Quart Discus 6. 5 inch 2 way coaxial car speakers with aluminum inverted dome tweeters and butyl rubber surrounds. Compatible Vehicle Fitment Universal Tweeters Aluminum inverted dome tweeters deliver great sound with increased reliability. Cone Material Lightweight thermal formed polypropylene cones enable faster midrange response. Surround Cone Coupling Butyl rubber surrounds provide durability and deeper mid bass impact. The cone surround