Bluetooth Low Energy (BLE) smart switch complete set.Wall transmitter, 2/4 channels.Consisting of BLE smart switch insert 6716 UBT, 2gang rocker 6736 FoH-8xx for smart switches, 1gang future® linear cover frame, fixing plate and intermediate ring.Smarter light switch for wireless remote control of BLE radio devices.Compatible with Bluetooth ecosystems of following companies: aruba, Casambi, enlighted, Fulham, Helvar, Hytronik, Lumobi, Qeedji, SILVAIR, Blu2Light (Vossloh Schwabe), WISILICIA, XICATO Controls.• For saving, calling up and dimming individual light scenes.• Battery-free switch, no connection to mains voltage (230 V~) required.• Particularly environmentally friendly, sustainable and maintenance-free Transmission energy is generated when switching (energy harvesting).• Maximum functional reliability through Bluetooth mesh technology.• Combinable with the Busch-Jaeger switch ranges carat®, Busch-dynasty®, pure stainless steel, solo®, Busch-axcent® and future® linear.• Can be mounted freely in the room with the enclosed adhesive tape and fixing plate.Including fixing plate for mounting on smooth walls or on switch boxes.