NXAMP is the complete integration of newly-developed high capability DSP processor and state-of-the-art power amplifier technology. NXAMP has higher DSP capability than NX242 and is compatible with all NEXO speakers. NXAMP monitors power voltage and currency of amplifier outputs, drives the whole system safely and maximizes speaker capability. NXAMP also adopts “EEEngine”, a high-efficiency amplifier method by Yamaha, and produces Class AB sound quality with high efficiency comparable to Class D amplifiers. Furthermore, NXAMP boasts overwhelming stability and high reliability implementing an independent power supply unit for each channel (4 channels total).