... Range: Bouffant Cap Making Machine, Ziplock Bag Machine, Ultrasonic Lace machine, Non-woven Automatic Machinery, Three Layers ... Equipment, etc. 2. Features: 1 Model: Ultrasonic Welding Generator + Ultrasonic Transducer + Ultrasonic Horn2 frequency: 20KHz,15KHz.3 Output: 1800W- ... Welcome to contact us for more information:Company Name: Dongguan Jieda Ultrasonic Equipment Technology Co., Ltd.Attn: Joy ...