Massive Audio's 7 “BLADE” Series amplifiers offer entry level pricing, SQ power and system flexibility. The Blade’s ratted power output with Class AB A design will impress even the most discreet audio file. With Massive Audio “BLADE” amplifiers you can drive the RCA inputs with any OEM speakers with up to 9 Volts! The built in line converters found in every model BLADE use DC off set from the factory radio to activate the Blade ATO (Auto Turn On) system. With the 12V out feature and a preparatory docking input for the custom built Massive Audio 4 farad “Rail CAP B” capacitor there will no competition as sharp as “The BLADE”.