Emotiva is quickly earning a fantastic reputation as an American company producing audiophile-quality electronics at reasonable prices.   This BasX A2L+ power amplifier is brand new in factory sealed box.   Factory retail is $349.   This one is guaranteed to look and perform as-new.   The pictures are from Emotiva, except the second pic of the actual unit in this auction.   

Below is a subset of information available from Emotiva web site:  

OverviewThe BasX A2L+ is a flexible two channel power amplifier that delivers 50 watts / channel into 8 Ohms and 90 watts / channel into 4 Ohms, all channels driven, with a rated THD+N of < 0.1%, and an A-weighted S/N ratio of 112 dB. The BasX A2L+ features a heavy-duty linear power supply, high-quality Class A/B amplification, transparent fault protection, and a trigger input and output. The BasX A2L+ offers individual unbalanced RCA inputs, so it can be used with almost any preamp or processor, and any AVR that has preamp outputs. 

Input Connections: Unbalanced (RCA); one each per channel

Output Connections (loop outputs): Unbalanced (RCA); one each per channel

Speaker Output Connections: Audiophile-grade 5-way binding posts

Trigger:

• Trigger Input: 5 – 12 V (AC or DC); <10 mA input current required.

• Trigger Output: 12 VDC; can drive any load up to 120 mA.

Auto-On: Turns on the BasX A2L+ when an audio signal is detected.