Lepy Amplifiers Audio Component Amplifier, Black (LP-2020A Class-D) UNIQUE APPEARANCE-All aluminum front-panel by precise CNC machining, all aluminum cover with sand blasting treatment, innovative circle-type power light. FEATURES-Overvoltage protection(Over DC14.4V),short-circuit protection, time-delay circuit design to avoid momentary shock damage to speaker boxes. State of the art design using surface mount components and advanced engineering for proven performance, reduced signal interference, and long operational life. APPLICATION-Be suitable for ipad,cellphone,MP3 player,CD player, dataplay, computer, decoder,etc. PRODUCT SPECIFICATION-Size(LxWxH):140x118x41cm,net weight:260g,input power: DC 12~13.5V 3A,output power:20Wx2RMS.