Dionlink 4g router external antenna. I need to know what one to solder an sma connector to, for my external directional antenna. These don't unscrew like normal. I think it's the black
2pcs Antenna SMA Male External for HUAWEI 4G LTE Router B593 E5186 B315 B310 .. | eBay
4G LTE external antenna 10dBi 3G 4G router antenna 3G indoor antenna with SMA male connector for Huawei router modem|Communications Antennas| - AliExpress