Dual Rockville RKL 8 Inch Spacer for 4800 Apache Case Color:Blue The high pass and low

The high pass and low pass filters will help you tune your speaker choice accurately so you can obtain crystal clarity from low volume levels all the way to the maximum for the ultimate audio experience

Powering as many as eight speakers

Sensitivity (1W/1M): 96dB

Also included are bright led lights on the speaker

and discontinued KRC15 Remote)

Dual Rockville RKL 8 Inch Spacer for 4800 Apache Case Color:Blue The high pass and lowUpgrade your 4800 Apache Case with this durable Rockville RKL 8 inch spacer. Designed for a secure and precise fit Verify this is the model speaker you are using since different speakers use different spacers for ID and OD Link to speakers Below