6ft 3G MMCX Indoor Antenna - This is the standard antenna included with 3G CDMA/HSPA modules and is rated for indoor use only.
Note: SMA connections are on older 2G modules. They can be identified by a large screw on connection. They are not compatible with 3G modules. MMCX is the standard connection for new 2G, 3G, and 4G modules. They can be identified by a smaller snap-on connection. They are not compatible with older 2G modules.