We've got quite possibly the most state-of-the-art production gear, experienced and qualified engineers and workers, acknowledged top quality handle systems along with a friendly expert gross sales group pre/after-sales support for Earphone Input, micro usb connector 24 models, dip switches 8 position, 2 X3 SWITCH,usb type b connector. We aim at Ongoing system innovation, management innovation, elite innovation and market innovation, give full play to the overall advantages, and constantly improve service quality. The product will supply to all over the world, such as Europe, America, Australia,United Arab emirates, Turin,Uganda, Swiss.After years of development, we have formed strong ability in new product development and strict quality control system to ensure excellent quality and service. With the support of many long term cooperated customers, our products are welcomed all over the world.