Experience Energy Star certified efficiency from the Ashly Audio FA-250.4. From their new FA series, this 4 channel power amp is an efficient Class D design with 70 V and 100 V capability. The solid metal front panel features Input Level controls and Power On/Off w/ lockout, as well as Signal/Clip/Mute LED control. Silent active cooling ensures quality performance, USB port provides easy firmware updates, and Phoenix connector options are designed to be installer friendly. Simple and powerful results from the audio professionals at Ashly.