OMNIHIL (8 Foot Long) AC/DC Power Adapter Compatible with Cisco SPA301 SPA303 SPA502 SPA504 SPA525, Systems 34-0912-02 SPA301G SPA303-G1 SPA525-G2 P/N: 74-5749-02 VoIP Phone Products 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) FREE RETURN SHIPPING / 5 YEAR FREE REPLACEMENT WARRANTY