4 Pack 6"x9" and 6"x8" Bass Blockers, 133 UF

This set includes four bass blockers designed to filter audio signals at specific frequencies. Each blocker is suitable for use with 6-inch by 9-inch or 6-inch by 8-inch speakers. They are available in different impedance options, including 4 ohms for 300Hz and 8 ohms for 150Hz. These filters help manage sound frequencies to improve audio clarity and protect speakers from unwanted signals. The pack provides enough units for multiple installations, making it convenient for various audio setups.