Boston Acoustics FX4 Category:   » Audio. video. a photo » Car audio-video equipment » Autoacoustics Model: FX4 Manufacturer: Boston Acoustics A type       coaxial speaker Size (cm)       10 Number of bands       2 Sensitivity (dB)       92 Frequency Response_2 (Hz)       90 Frequency range_1 (Hz)       20000 Dimensions       100 mm Description:

Boston Acoustics FX4