The invention relates to an operating unit (10) for at least one electromotive adjusting drive (7, 8) of a piece of furniture (1), having:—at least one operating element (12, 13),—a transmission unit (16) for wirelessly transmitting signals on the basis of actuation of the at least one operating element (12), and—a rechargeable energy store (17) for storing electrical energy for supplying power to the operating unit (10). The invention is distinguished by the fact that it has a device (20) for inductively receiving energy for charging the energy store (17). The invention also relates to a control system for controlling at least one adjusting drive of a piece of furniture, and to a piece of furniture having such a control system.