6900 Joule 50 db EMI/RFi noise filter full line surge protection with high performance EMI/RFI noise filtration coax/telecommunication ultra low-loss 2.4GZ Coax connection & full telecommunication protection specialized filters clean power for better sound & picture outlets are spaced for large adapters 90 degree space saving flat plug high current power line 15 amp preset switch illuminated on/off switch ground connection indicator 10 color coded AC outlets.