VITUS AUDIO SIA-030 Specifications:
| INPUT | XLR ANALOGUE | RCA ANALOGUE |
|---|
| Available | 3 (L+R) | 2 (L+R) |
|---|
| Sensitivity | 2/4/8 VRMS | 2/4/8 VRMS |
|---|
| Impedance | 10KΩ | 10KΩ |
|---|
| OUTPUT (EACH CH.) | SPEAKER | PRE OUT |
|---|
| Available | 1 | 1 (RCA) |
|---|
| Impedance | 0.075Ω | 33Ω |
|---|
| Power WRMS (8Ω) | ~30W Class A / ~200W Class AB |
|---|
| Power WRMS (4Ω) | ~60W Class A / ~400W Class AB |
|---|
| Frequency response | +800kHz |
|---|
| Signal to noise ratio | >120dB @ 1kHz |
|---|
| THD + noise | <0.01% |
|---|
Please find reviews below:

VITUS AUDIO SIA-030 Class A Integrated Amplifier review by ” High Fidelity ” Magazine, November 2019
http://highfidelity.pl/@main-956&lang=en

VITUS AUDIO SIA-030 Class A Integrated Amp review by “AV Showrooms“, August 2019
https://www.youtube.com/watch?v=CBirt7MtFH4&fbclid=IwAR3jCcaStgDPjJaJa5RuEFipHxgWcR9GUVfFg9Tvz-XnGKwR44_vWwhA7gU