Phone / Fax / Modem Protection with Splitter Prevents damage from surges through the phone lines。
Using The Phone / Fax / Modem Splitter Feature Simply plug the phone line cord coming from your wall into the socket labeled "IN。" Then run 2 phone cords "OUT" to your devices。(Devices may not be used simultaneously。)
Protection Indicator Light Red LED lets you know protection is working。If protection is damaged light will go out。
Warning Designed for indoor use only。 Not for use in wet or damp areas。 Not recommended for use with aquariums。Device must be properly connected to a grounded three prong receptacle。