This design allows multiple users to plug and socket together. On top of the cheap 16 pin connector socket, there is also a number that allows multiple users to choose the socket that fits multiple users. For good price, cheap 16 pin connector socket are at great prices when you buy in bulk, Alibaba.com offers a chance to provide the wider range of the connectors, and many other.
There are several types of pmma 2mm connector, for example, 16 to 16 pin socket are choose from a Pmma 2mm connector, and they are sealed with a protective ribbon. The plastic sealed plug can also be used as a protective cover or for the sealing type where the plastic is sealed.