T-Power Ac dc Adapter Compatible with Cisco Unified IP Phones CP-7941,7942,7945,7961,7962,7961,7971,7975 7937 7937G CP-7937G 7911G 7931G 7942G Conference Station plus Power Supply Cord Charger Brand-new Input Volt Range: 110-240V / Cisco IP Phone power cube adapter - 48V ( 4-pin ) Compatible Model : Cisco Unified IP Phones CP-7941/7942/7945/7961/7962/7961/7971/7975 7937 7937G CP-7937G 7911G 7931G 7942G Conference Station plus / IP Phones /7962 7962G 7965 7965G CP-7941 CP-7961 IP Phone IP Phone T-Power - manufactured with the highest quality materials and include multiple smart features safeguarding against IV - incorrect voltage, SC - short circuit, IO - internal overheating. CE/FCC/RoHS certified