Zing Ear SL01 DP4T Switch have various certificates to ensure the product quality, such as ENEC, CQC, CB, UL, and CUL certification. Meanwhile, the more than 10000 electrical life for it also is a high-quality product. We welcome customers to test the product before place an order, the free samples are available.
Firstly, the circuit diagram, at least 7 types of choice for you. For more detail, please see the drawing or contact us. Secondly, there 7 kinds of terminals we can provide, such as PCB, Solder, and Quick Connect Terminal. Thirdly, if you need other knobs, you can see from our drawing, it is 12 kinds of them for option.