Dayton Audio DTA3116HP Class D Mini Amplifier with Headphone Amp 2 x 15W Class D amp design maximizes fidelity and efficiency so your music sounds its best Small footprint for use in tight spaces High quality looks -- all metal case with gold plated connectors Built-in headphone amp and convenient front panel AUX input Includes 14.5 VDC, 4.5A power supply for peak performance