140 watts (mono) RMS into 8 ohms, or 210 watts RMS into 4 ohms * gold-plated stereo line-level input * unfiltered LFE (Low Frequency Effects) input for connection to a home theater receiver"s subwoofer output * two sets of binding posts for speaker-level output * continuously variable 40-160 Hz, 24 dB/octave low-pass crossover. Refurbished to new condition with full Boston Acoustics warranty. The SA1 amplifier provides high-quality power for up to two compatible Boston Acoustics subwoofers. Selectable crossover and equalizer settings let you achieve an optimal blend of sound with your other speakers. The auto on/off feature allows for more streamlined operation — you won"t have to take any extra steps to power on this amp before listening to music or watching a movie. Plus, the SA1 can be stacked with the rest of your audio components or rack-mounted in a closet or cabinet for out-of-sight installation. Details: 140 watts (mono) RMS into 8 ohms, or 210 watts RMS into 4 ohms gold-plated stereo line-level input unfiltered LFE (Low Frequency Effects) input for connection to a home theater receiver"s subwoofer output two sets of binding posts for speaker-level output continuously variable 40-160 Hz, 24 dB/octave low-pass crossover selectable auto-sensing power on/off selectable equalizer settings phase control selectable 12-volt trigger for use with 3rd-party control systems rack-mountable design detachable AC power cord 3-1/2"H x 19"W x 12-1/2"D |