Manufacturer: CUI Inc  •  RoHS/pb-free: RoHS   Pb-free  •  Form: Wall Mount (2 Prong)  •  Voltage - Output per Connector: 5VDC  •  Current - Output: 550mA  •  Polarization: Negative Center  •  Cord Plug: 1.3mm I.D. x 3.5mm O.D. x 8.5mm Female  •  Voltage - Input: 120VAC  •  Power - Output: 2.75W  •  Transformer Type: Linear, Unregulated