Four socket adapters with a radio receiver for indoor use (IP 20). The receiver features a switching status indicator and can also be operated manually. It offers easy and flexible use through self-learning coding and is interference-proof with over 65,000 different codes. The coding is permanently stored, even during longer power outages. Included in the set is a four-channel remote control for universal operation of individual or multiple receivers simultaneously, with a switching capacity of 1,000 W and a range of up to 25 meters (frequency 433.92 MHz). It comes with a 3 V battery (type CR2032) for the remote control. The sockets are equipped with child protection and are packaged in a colorful retail box. Delivery includes one four-channel remote control and four radio switching receivers (IP 20).