New NEXO NXAMP4X2MK2 with 30-day warranty.  

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 2500 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 and AES network cards available
• NXAMP4x2MK2 4-channel 2500W power amplifier1
• Channels4 x amplifier channels, 2 by 2 bridgeable
• Max. Output Voltage (no load)4x 140 Volts
• Max. Output Power
  • 4 channels mode / 8 Ohms load per channel: 4 x 1200 W
  • 4 channels mode / 4 Ohms load per channel: 4 x 1900 W
  • 4 channels mode / 2 Ohms load per channel: 4 x 2500 W
  • 2 channels mode / 8 Ohms load per channel: 2 x 3800 W
  • 2 channels mode / 4 Ohms load per channel: 2 x 5000 W
• Power Consumption
  • Standby: 10 Watts
  • Idle: 200 Watts
• Frequency Response10 Hz － 20 KHz　±1 dB
• Input Impedance/Input Sensitivity20 K Ω / 16 dBu
• Dynamic Range / THD+N110 dB unweighted / typical 0.01 % on a flat setup
• Latency580 µs on a flat setup
• Audio AD and DA Converters24-bits @ 96 KHz
• Processing3x multicore 64-bits processing DSPs
• Back Panel Features
  • Analogue Audio Inputs: 4x balanced analogue inputs on XLR3
  • Power Outputs: 4x Neutrik Speakon NL-4 outputs
  • RS232 Port: 1x DB-9 connector dedicated for DPU connection
  • GPIO Port: 1x DB-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: 1x Neutrik Powercon NAC3 (1x 20 A)
• User Interface & Controls
  • Front Panel Buttons and Knobs: rotary encoder with push and backlight, tactile screen
  • Display: 4.3" diagonal colour display, WQVGA, 480 x 272
• Mains Voltageuniversal power supply with active PFC 100-240 Volts (50/60 Hz)
• Power Consumption 1/4 Max 2 Ω3500 Watts
• Dimensions2U 19" rack, 20" depth
• Weight35.3 pounds