... frequency machine1. frequency: 5mhz for rf, 40khz, 1mhz,for cavitation2.multipolar design, 2 and 3 ,for facial treatment , 2 cavitation ... screen ,11' ,multi language available for OEM5.color silver grey, black, and white available for OEM.6.specification : 56*56 ... 40khz cavitation handle for thick fat- 1mhz cavitation handle for less fat- bipolar rf for eye lifting- tripolar rf for face skin lifting ...