The ShoreGear-T1 provides higher density trunking to the central office using T1 or PRI signaling. The ShoreGear-T1 can also be used as a gateway to legacy PBX systems. • 2 - RJ-45 LAN connectors • 1 - RJ-45 T1 port for connecting the switch to a telephone company line • 1 - RJ-45 T1 monitor port for connecting test equipment • 1 - DB-9, RS-232C maintenance port for serial communications • Input voltage 100-240 VAC, 50-60 Hz • Power consumption 1A max • Humidity 0% -90%, non-condensing • Operating temp: 32° - 144° F (0°-50° C) • 1.72 x 17.16 x 14.28 inches (43.68 x 435.86 x 362.71 mm) • 9 lb (4.08 kg)