Hight quality Gadgets,Physiotherapy Pain Relief Equipment Cet Ret RF Smart Tecar Therapy Machine with CEDESCRIPTION Hight quality Gadgets,Physiotherapy Pain Relief Equipment Cet Ret RF Smart Tecar Therapy Machine with CE What is RET CET RF? The machine has two operating modes: Capacitive and Resistive, both using insulated electrodes of different sizes and a neutral return board that closes the conducting circuit. In order for the treatment to be effective, the operator must place said instrument in the proper position. The CET(Capacitive Electric