5mm barrel power plug-to-USB a male adapter.
5mmbarrelpower plug - to - USBamale适配器。
A keystone plug is the matching male connector, usually attached to the end of a cable or cord.
一块基石插头是匹配的插头，通常连接到电缆或软线的结束。
A keystone plug is the matching male connector, usually attached to the end of a cable or cord.
一块基石插头是匹配的插头，通常连接到电缆或软线的结束。
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