Stinger SGJ91 0-300hz Bass Blockers for 6-Inch x 9-Inch Speakers, 2 blue
Bass Blockers (0 - 300 Hz @ 4 Ohms 6" X 9" Speakers) - Stinger eliminates Unwanted Frequencies Improves Sound Quality Protects Speakers From Damage Blocks 0 - 300 Hz @ 4 Ohms For 6" X 9" Speakers stinger Sgj91 Bass Blockers (0 - 300 Hz @ 4_ 6" X 9" Speakers)mobile Audio And Video Accessories - Interface Accessories