Brand New in box. Never used Niles SI-1650 16 channel amplifier.

Description:

16-channel amplifier 50 watts per channel into 8 ohms (20-20,000 Hz) at 0.06% THD with all channels driven 100 watts per channel into 4 ohms with all channels driven 100 watts into 8 ohms (bridged) includes a web-based configuration and setup tool using a web browser (requires a direct wired Ethernet connection between the amplifier and your home network) sixteen to eight channel IP configurable power allocation web-based independent level controls, EQ adjustments, and high/low crossover controls for all 16 channels IP configurable BusMatrix™ selector allows each speaker channel to be assigned to any of the sixteen signal inputs for stereo or mono sound applications three turn-on modes: music sensing, voltage trigger, and manual total harmonic distortion: 0.05% (at 1kHz) frequency response: 5-25,000 Hz (-3 dB) signal-to-noise ratio: 102 dB (20-20,000 Hz) total harmonic distortion: 0.06% (at 1kHz) gold-plated binding post speaker connectors dual digital power supply with massive toroidal transformer for powerful, dynamic sound independent thermal and short-circuit protection circuits for each channel front-panel status display for each channel makes troubleshooting easier detachable AC power cord weight: 35 lbs. 17-1/4W x 5-3/4H x 17-1/2D