Monacor SA-100 Compact Stereo Amplifier with USB 50W 4-8 Ohms HiFi Amp
Equalizer bass: ± 12 dB. Equalizer treble: ± 12 dB. USB charging port for external devices. USB port for charging external devices. Frequency range: 20-20,000 Hz. S/N ratio: > 70 dB. : 2 x 25 W. : 2 x 20 W.