Filter Filters Harmony Audio Under $50 Remove All Filters Condition New (3) Size 6.5" (1) 8" (1) Voice Coils 4 Ohm (2) Sensitivity 89.5dB (1) 92.2dB (1) Harmony Audio HA-BRM Replacement Remote Amp Bass Controller for HA-A400.1,... $23.95 Harmony Audio HA-CMB8 Car Stereo Carbon Mid-Bass Mid-Range 8" Speakers 4 Ohm New $49.95 Harmony Audio HC-CMB65 Car Stereo Carbon Mid-Bass Mid-Range 6.5" Speakers 4 Ohm $39.95 (1)