Focal Sopra Surround BE

Type	Two-way sealed bipolar surround loudspeaker
Drivers	2 x 61/2" (16.5 cm) "W" cone bass/midrange 2 x 1 1/16" (27 mm) pure Beryllium inverted dome tweeters
Frequency response (+/- 3dB)	72Hz - 40kHz
Low frequency point (-6dB)	59Hz
Sensitivity (2.83V / 1m)	91dB
Nominal Impedance	4 Ohms / 8 Ohms (bipolar/mono)
Minimum Impedance	3 Ohms / 6 Ohms (bipolar/mono)
Recommended Amplifier Power	40-200W
Crossover frequency	2400Hz
Dimensions (HxWxD)	15 23⁄64" x 16 59⁄64" x 7 31⁄64" (390mm x 430mm x 190mm)
Weight	27.77lbs (12.6kg)