DVDO-AA2x50W-1 is a compact Class D stereo audio amplifier ideal for small to medium-sized AV environments, including classrooms, meeting rooms, small venues, bars, restaurants, and digital signage systems.It offers three switchable audio inputs: 2 analog (1 x L/R stereo + 1 x 3.5mm) and 1 digital (S/PDIF optical).The amplifier supports two output configurations: Stereo (2 x 50W @ 8Ω) and Mono (1 x 100W @ 4Ω), with adjustable line, bass, treble, volume and input selection controls.Operation is flexible, with control options via front panel buttons and knob, IR remote, RS232 or IP with a user-friendly web GUI.Features: High-efficiency Class D amplification with low heat generation and reliable operation Compact design suitable for rack, wall, ceiling or under-table mounting Three audio inputs: 2 analog (RCA L/R & 3.5mm) + 1 digital optical audio (S/PDIF) Switchable output modes: Stereo 2x50W @ 8Ohm or Mono 1x100W @ 4Ohm Loop output for signal pass-through or daisy-chaining EQ management including line, bass and treble control Volume adjustment via front panel rotary knob Control via front panel buttons, IR, RS232 & IP Power off memory