... CO2 laser tube 3.DSP control system, rich function Omni 1390 laser cutting&engraving machine for Acrylic, MDF, double color board, leather, ... charge. Customer is responsible for accomodation, food and air tickets.Guarantee: one year for machine, 3 months for laser tube, mirror and ... work over 3000 hours.2. DSP control system, rich function, can approach engraving on plane, gradient engraving by 360 ...