SP series use the switching power specially developed for the audio amplifier, it has the Resonant soft switching power technology, it makes the unit more safety, more stable and much better dynamic response.
SP series use the newest power output module, it sounds more sweet and strong, the efficiency of the whole unit is more than 73% which decreases the size of the amplifier and the fan noise.
SP series use the newest developed power amplifier circuit, it has the protection of VHF, overload, short circuit the permanent power, it has pass all the strict application environment.