Per Huawei B593 B315 B310 E5186 Router 2x SMA Antenna Esterna 3G 4G LTE Antenna
Accessories Coaxial Attenuator. Connector Type:SMA male straight or others. Huawei: E968 E960 B970 B933 B932 B220. Huawei：H258C F256. Compatible with the following models (for reference).