Monster Power PRO 200 Audio PowerCenter - 2 Outlet Surge Protector Model No. Mp Pro 200 2 Outlets 1110 Joules Dual Mode Plus Advanced Surge Protection With Audible Alarm & Ac Power Disconnect Circuitry Clean Power Stage 1 Filtering Reduces Ac Power Line Noise CleanPower Stage 1 filtering reduces AC power line noise for improved audio performance Dual-Mode Plus advanced surge protection features an audible alarm and AC power disconnect circuitry for complete protection Ultra-compact design with 2 protected AC outlets easily packs for travel to the studio or concert 2 LED indicators confirm when SurgeGuard surge protection is activated and when external AC wiring is properly grounded 1110-joule surge absorption rating provides superior surge protection