This 9V high-quality replacement power adapter is compatible with the Majority Pembroke II DAB Radio. The plug fits a US 2-pin wall power socket. This power adaptor is designed to meet the power specification of the Pembroke II DAB Radio referred to here - it is the correct voltage, amperage and tip size. It meets and exceeds all US safety standard, features overvoltage, overcurrent and short circuit protection to protect your device, and is energy efficient.