B&C 21DS115 is a very high power 21" subwoofer for speaker subwoofer systems- B&C 21DS115 21" Subwoofer has a lightweight neodymium magnet - B&C 21DS115 21" high power speaker for speaker subwoofer
Impact Soundsystem - New toys in town 🕺 B&C Speakers SpA 21DS115, comes along with a big bass box next year! 🧙♂️ | Facebook
21DS115 LF Drivers - B&C Speakers
Two GSG Full Marty Classic 21" B&C 21DS115 21" Professional Subwoofers! | AVS Forum