BIGtec WLAN Adapter Cable RP SMA socket - pigtail U.FL connector, 20cm, for AVM Fritzbox, Speedport, Notebook, UFL adapter SMA adapter, extra long thread 13mm (Electronics)
Today, many devices have only internal small antennas, which albeit more. Mostly they are not more than traces on the board. But if they also audf the boards over the small bushes have to connect an external antenna (which is often the case), you can