Tabletop surge protector eliminates power cord clutter in meetings & conferences. Circular design has plenty of room for up to six AC adapters. Color-coded rings & matching cord labels quickly identify connections. Surge protector offers premium protection with 1500 joules & 330 volt clamping level; 16' cord to reach the center of the room; & EMI / RFI noise filtration. Audible alarm alerts you when protection is low or no longer present.