There is no exact definition and concept of the USD bedside socket.
You may have entered the error, the correct should be the USB bedside socket.
USB bedside socket is a common bedroom appliance that helps people easily charge and power their bed.
It differs from a traditional socket in that it has one or more USB slots that can be charged and powered accordingly. The advantage is that electronic products are more convenient and more secure. People can use a USB bedside socket while sleeping or leaning against a bed without having to worry about the wires getting stuck in the mattress or tripping over the cables.
On this issue, the USD headboard socket may refer to a headboard socket with a USB interface. This socket can provide power and USB charging interface for electrical equipment at the same time, which is convenient for users to charge various devices at the bedside, such as mobile phones, tablets, e-books and so on.
1 USD bedside socket means a bedside socket with USB interface 2 " USD" The correct word should be \"USB,\" a universal serial bus standard used to connect computers and other devices.
3 The USB interface of the bedside socket can be used for charging and connecting mobile devices, making it easy for users to use electronic products in bed.