ITEM NAME:2 way Audio Speaker Crossover 80w Filter Treble Bass Frequency Divider Module Description: Type:WEAH-227 Max Power:80W Impedance:4~8ÃŽ © Filter Characteristics: 12dB / Oct Error: Â ± 3% Applicable Speaker: 6 inch below Package Includes: 1Piece Crossover Filters Board SKU: DMO0011829768002316.1Piece Crossover Filters Board. Filter Characteristics: 12dB / Oct. Error: Â ± 3%. SKU: DMO0011829768002316. Impedance:4~8ÃŽ ©.