OMNIHIL 5V Power Adapter Compatible with LINKSYS Cisco PA100-NA SPA922 SPA942 SPA962 Switching Cable PS 8 Foot Long Total Cord Length (Competitors' only 3-6.5 FT Long) Adapter Rating: World Wide 100V ~ 240V 50/60Hz High Quality PSU/Transformer / All products are tested to exceed/meet standard specification OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection)