Boston Acoustics RX47 Category:   » Auto. Moto » Car audio-video equipment » Autoacoustics Model: RX47 Manufacturer: Boston Acoustics A type       coaxial speaker Number of bands       2 Sensitivity (dB)       92 Frequency Response_2 (Hz)       85 Frequency range_1 (Hz)       20000 Description:

Car Audio Boston Acoustics RX47