Pair of Paradigm Monitor Surround 3 v7 Dipole surround speakers. New in box, factory sealed, unopened. Two pairs available. Design- 4-driver, 2-way bi-directional surround/rear Crossover - 2nd-order electro-acoustic at 2.3 kHz Frequency Response On-Axis ±2dB from 90 Hz - 20 kHz Frequency Response 30° Off-Axis (bi-directional soundfield) High Frequency Driver - Two 25-mm (1 in) S-PAL™ dome tweeters, ferro-fluid cooled and damped Mid/Bass Frequency Driver - Two 140-mm (5-1/2 in) S-PAL™ cones, 25-mm (1 in) voice-coils, oversize ceramic / ferrite magnets, GRIP™ chassis Low Frequency Extension - 53 Hz (DIN) Sensitivity Room / Anechoic - 90 dB / 87 dB Impedance - Compatible with 8 ohms Suitable Amplifier Power Range - 15 - 175 watts Maximum Input Power - 120 watts Weight - 13.95 lbs. (6.32 kg) each Dimensions HxWxD 10.625" × 13" × 5.625" (27cm × 33cm × 16.8cm)