KEY FEATURES  * NEXO and Yamaha collaborate to create the perfect, light weight power and control solution for NEXO loudspeaker systems * Achieves significant advances in sound quality over previous generation NXAMPs * 4 x ultra-low distortion Class D amplifiers * 4 x 4500 Watts * All essential parameters accessible via a large colour touchscreen on the front panel * Universal 100 - 240 mains voltage range * Uses PFC (Power Factor Correction) technology * Remote control card fitted as standard * Optional Dante, EtherSound, AES and Dante + AES network cards available FEATURES Back Panel features * Analogue audio inputs 4x balanced analogue inputs on XLR3 * Power outputs 4×Neutrik Speakon NL-4 outputs * RS232 port 1×DB-9 connector dedicated for DPU connection * GPIO port 1ｘDB-25 connector with 5x Inputs and 8x Outputs for DMU connection * Expansion slot For networking and digital audio cards, 4x digital audio inputs and remote control * Mains sockets 2x Neutrik Powercon NAC3 (2x 20 A) * User interface and controls * Front panel buttons and knobs Rotary encoder with push and backlight, tactile screen * Display 4.3 inches diagonal colour display, WQVGZ, 480 x 272 * Mains requirements * Mains voltage Universal power supply with active PFC 100-240 Volts (50/60 Hz) * Power consumption（1/4 max 2 Ω) 6350 W * Dimensions and Certifications * Dimensions 3U 19" rack, 502mm / 20" depth, 24.9 kg / 54.8 lbs weight * Electrical safety certification cULus, CB (CE), CCC, PSE, KC * EMC certification CE, FCC * Green status Compliant with ROHS directive