DETAILS: Plantronics, Inc. is the world"s leading designer, manufacturer and marketer of lightweight communications headset products. In addition, the Company produces products for the computer and mobile market segments, specialty telephone products, such as amplified telephone headsets, telephones for hearing-impaired users and noise-canceling headsets and handsets for use in high-noise environments.This AC/DC power supply from Plantronics is designed especially for Vista M12 Amplifier. Product Description Plantronics power adapter Device Type: Power adapter - external Load Rating: Portable device Input Voltage: AC 110/220 V Output connector(s): Power DC jack Manufacturer Warranty: 1 year warranty ALTERNATE ITEM #: 26503-01 UPC: 0017229003194