6 EnSPECIFICATIONS NS-E56Type ............... 2-way acoustic-suspension speaker systemMagnetic shielding typeDriver ............................................. 10 cm (4”) cone woofer2.2 cm (3/4”) dome tweeterImpedance .................................................................... 6 ΩFrequency Response ............................... 80 Hz to 30 kHzNominal Input Power ................................................ 50 WMaximum Input Power ............................................ 150 WSensitivity .................................................. 90 dB/2.83 V/mCrossover Frequency .............................................. 5 kHzDimensions (WHD) ................. 150265156.3 mm(5-7/8”10-3/8”6-3/16”)Weight ............................................ 2.3 kg (5 lbs. 2 oz.)4 NS-C55Type ............... 2-way acoustic-suspension speaker systemMagnetic shielding typeDriver ........................................ 10 cm (4”) cone woofer22.2 cm (3/4”) dome tweeterImpedance .................................................................... 6 ΩFrequency Response ............................... 70 Hz to 30 kHzNominal Input Power ................................................ 60 WMaximum Input Power ............................................ 180 WSensitivity .................................................. 91 dB/2.83 V/mCrossover Frequency .............................................. 5 kHzDimensions (WHD) ................. 465135173.5 mm(18-5/16”5-5/16”6-13/16”)Weight ................................................ 3.5 kg (7 lbs. 11 oz.)* Specifications are subject to change without notice dueto product improvements.