The SMF/BT (GEN1) and SMF/BTAS (GEN3) are the multi function controllers which requires only an active and a neutral connection. It is a PIXIE Secondary device which needs PIXIE Master devices to operate   – Think of this device as a permanently powered Bluetooth remote control with 2 specific operating modes – This device does … Continue reading What’s the difference between the SMF/BT and S2W/BT?