BS678 Wall Speaker 100V6W Off White (was BS677) Passive PA Speakers Sensitivity: 90 dB SPL

Sensitivity: 90 dB SPL

Frequency response: +1dB/ -2dB 20Hz – 20kHz

Battery Charge Time: 7 Hours

low-profile enclosure

BS678 Wall Speaker 100V6W Off White (was BS677) Passive PA Speakers Sensitivity: 90 dB SPLThe BS 678, of which cabinet is made of wood, can be installed in a vertical or horizontal orientation. Either concealed in wall wiring or exposed wiring can be used for speaker cable connection. The speaker structure that permits direct wall mounting with screws prevents the speaker from falling easily even if an outward force is applied to. The input impedance can be easily changed by changing the tap position of the transformer. Two built in 6 inch