• Inputs:0dB(0.775Vrms)/1.4V/26dB 30kΩ(Balanced, Stereo) 15kΩ (Balanced, Paralled) • Frequency Response:20-20000Hz(±0.3dB) • Slew Rate: ≥30V/us • Dam Ping Factor: HK200, HK300, HK400,HK500≥300:1; HK600, HK700,HK800≥500:1;HK900, HK1000,HK1200≥700:1 • Crosstalk:>90dB@1KHz • S/N:>100dB • Total Harmonic Distortion(THD+N):>0.08%1KHz • Inter-Modulation Distortion(MID):>0.1%Ω, 1KHz@1W • Dimensions(WxHxD):HK200, HK300. HK400, HK500, HK600,HK700,HK800:483x132x407mm; HK900,HK1000,HK1200:483x132x487mm