Eight premium 20A/15A outlets OFC copper internal wiring Gold-plated phosphor bronze contacts OFC copper + Cardas Grade One Copper internal wiring Includes Heavy-duty 5-ft. Detachable AC Power Cord Designed for larger audio and video systems, Pangea Audio Premier Octet AC Power Distribution Strips were designed 'from the ground up' by Jay Victor for superior audio and video performance. Octet features a sealed, all-metal cabinet housing for maximum radio frequency [RFI] and electromagnetic [EMI] noise suppression, plus premium audio-grade 20A/15A [NEMA 5-20] AC outlets. The pure power path with zero current-limiting electronic components in the conductor path uses hand-soldered connections and premium OFC copper or Cardas Grade One Copper internal wiring, depending on the model. The high-grade 20 amp IEC power cable input uses an included heavy-duty 5-ft. detachable AC power cord and has a power on/off LED. The AC power outlets with advanced polymer insulation bodies use extra-thick contacts made of copper-plated phosphor bronze, gold-plated phosphor bronze, or gold-plated beryllium copper, depending on the model. They firmly grip male AC prongs without letting go. Pangea Audio Premier Octet SE AC Power Distribution Strip features eight premium 20A/15A outlets, gold-plated phosphor bronze contacts, and OFC copper + Cardas Grade One Copper internal wiring. Pangea Audio Premier Octet XL AC Power Distribution Strip has eight premium 20A/15A outlets, gold-plated beryllium copper contacts, and Cardas Grade One Copper internal wiring. The IEC power input on the Quattro and Octet power strips is a special high-grade 20-amp design. Use it with the (supplied) heavy-duty five-foot power cord or upgrade to the no-compromise power cable of your choice. Pangea Audio also makes some fine affordable 20-amp IEC power cables, too. The Premier Power Distribution Strip use premium internal wiring, too. Quattro Premier and Quattro Premier SE have OFC copper wiring, while Quattro Premier XL has no-compromise Cardas Grade One Copper wiring.