‘The power handling and clarity of sound, even at high volume levels, says much about the quality of the cabinet construction and the quality of the transducers used, very impressive’ and that used in combination with the DT 307A amplifier..... 'The overall performance is quite outstanding. It is clearly superior compared to other systems of a similar level, given the quality of the speakers and the connectivity offered… the form of the speakers and classic look of the amp will also capture an audience that is attracted by their aesthetics.’ Finish: Lacquer Frequency Response: 55Hz~20kHz Sensitivity: 86dB Impedance: 6 ohms Power: 30W Tweeter: 3/4" Silk Woofer: 4.5" PP