Topping LA90 Power Amplifier

High-precision CNC-machined all-aluminium housingThree sets of balanced inputs, compatible with XLR and TRS interfaces2 step gain settings: +6.7dB low gain, +19dB high gainMono mode and stereo mode12V Trigger Interface for linking with other devicesTHD+N @1kHz (A-wt)Stereo: <0.00009% @4Ω 5W, <0.00009% @8Ω 5WMono:<0.0001% @8Ω 5WTHD+N @No-wt (90kBw)Stereo: <0.0017% @4Ω 5W, <0.0009% @8Ω 5WMono: <0.0012% @8Ω 5WSNR @A-wtStereo: 140dBMono: 142dBDynamic range @A-wtStereo: 140dBMono: 142dBFrequency response20Hz-40kHz (±0.2dB)10Hz-100kHz (±1.0dB)Output levelStereo: 51Vpp @4Ω, 58Vpp @4ΩMono: 98Vpp @8ΩNoise @A-wtStereo: <2.0uVrms @G=L, <3.5uVrms @G=HMono: <2.8uVrms @G=L, <5.0uVrms @G=HChannel Crosstalk @1kHzStereo: -138dBInput sensitivity6.9Vrms @G=L2.2Vrms @G=HGainStereo: 9.5dB @G=L, 19.2dB @G=HMono: 15.5dB @G=L, 25.2dB @G=HChannel balanceStereo: 0.2dBOutput impedanceStereo: <3mΩMono: <5mΩOutput powerStereo:110W x 2 @4Ω THD+N<10%90W x2 @4Ω THD+N<1%63W x2 @8Ω THD+N<10%50W x2 @8Ω THD+N<1%Mono:220W x1 @8Ω THD+N<10%180W x1 @8Ω THD+N<1%Load impedanceStereo: ≥4ΩMono: ≥8Ω