Type: 2-Way Reflex Slot-LoadedHF Driver: 28mm Custom AE design fabric domeLF/MF Driver: Twin 110mm Spun, hard-anodised aluminium conesCabinet: Braced 18mm MDF CarcassFrequency Response: 45Hz - 32kHz +/- 3dBPower Handling: 175 Watts RMSAmplifier Compatibility: 25-175 Watts into 8 Ohms (Recommended)Nominal Impedence: 8 Ohms (6 Ohm minimum)Sensitivity: 88dB for 1 Watt at 1 MetreDimensions: 185 x 450 x 260mm(HxWxD)Weight: 9kg (Single speaker, unpacked)Finishes: High gloss piano black or white.