HQRP 9V AC Adapter Charger for Plantronics 80090-05 CS55 CS70 CS70N Voyager, Voyager 510S, SupraPlus, CS55H CS510 CS520 CS540 CS351 Headset System, CA12CD PTT Power Supply Cord + Euro Plug Adapter HQRP&reg; Replacement AC Adapter plus HQRP&reg; Euro Plug Adapter; Input: 100V-240V AC; Output: DC 9V, 700mA; Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; Automatic Thermal cut-off; Short circuit and Over Voltage protection; Low Interference & Noise; 1 Year warranty!