Docking stations

[Kai]

a piece of electrical equipment to which another piece of equipment can be connected:

[Justin Bieber]

a part of a piece of electrical equipment where another piece of equipment can be attached:

[Julian]

docking station. noun. a device used to connect one appliance to another, esp a portable computer and a desktop computer, to make use of its external power supply, monitor, and keyboard, esp to enable the transfer of data between the machines.