Aune mini X2 amplifier 30WX2 TI TPA3121 Power Amplifier with bluetooth 2013 Inputs: 2 x RCA Line in L/R pure copper gold coated Outputs: Speakers L/R Output Power: 2 x 30W @ 8ohm Signal-to-Noise Ratio: (SNR) &gt;88db Frequency Response: 20-20000HZ,+/-0.5dB(8ohm purely resistive load ,1W-10W)