... 6. Panel control,hot key control7. infrared control8. welded curtain with good anti-tearing, good welding quality, high welding ... increase the convenience of operation. Technical Parameters:Machine :Ultrasonic Curtain Fold Welding MachineModel No.:HJJMax fabric width :2.5/ ... ,blinds/verticalblinds/roller blinds, Roman blinds,Shangrila blinds,valance,drapery,awning,table runner,eye glass cloth,non-woven ...