Warranty for core components: 1 year Core components: programmable controller, motor health status: new Place of Origin; Place of Origin: Jiangsu, China Brand: DM Ultrasonic Quilting Machine Maximum sewing width: customized Number of heads: single head Ultrasonic vibration head power: 15-20K Moving method: head movement Voltage: 380V 50-60Hz Warranty: 1 year After-sales service provided: free spare parts Minimum order quantity: 1 set Certification: CE Power supply: 380V 50-60Hz Working width: 0-3000mm Ultrasonic frequency: 20KHz Working speed: 0-20m/min, adjustable Quilting effect: 1-6 layers can be quilted at a time Quilting depth: about 0-70mm Material: Applicable: polyester, nylon, polyester cotton, non-woven fabric Uses: Ultrasonic needleless wireless quilting for bedding, mattress materials, non-woven fabrics, etc.