Ameriphone AC/DC power adapter, model D9300. This is a Class 2 transformer designed for indoor use. Specifications include an input of 120V AC 60Hz 9W and an output of 9V DC 300mA. The adapter features a standard barrel-style plug and integrated two-prong wall power connection. It is compatible with Ameriphone JV35, XL40, and XL50 series devices. Cream-colored plastic housing with some age-related discoloration.