The ISOL-8 PowerLine Ultra 6 power conditioner features a total of six outlets. The two high current outlets are conditionied by a high current shunt filter, and is suitable for amplifiers and subwoofers. The remaining outlets are for source components and use ISOL-8's Transmodal filter technology which effectively attenuates all modes of transmitted and induced mains power noise, without dumping it to ground, thereby allowing your system to benefit from the cleanest possible power. Surge and Spike protection also included as standard.