Trade name: SL 5.2 Standart +Pattern: roundType: speakers 13 cm (130 mm)Height: 44 mmType acoustic: componentMain speaker dimensions: 130 mmNumber of bands: two-waysRated power (4 Ohm): 40 WMaximum power: 80 WImpedance: 4 OhmSensitivity: 89 dBFrequency range from: 75 HzFrequency range up to: 20000 Hz