SEEED-320990004 SMA MALE&FEMALE ADAPTOR SEEED-320990004 is a high-quality RF connector with an impedance of 50 Ohm and a frequency capacity of 18.0 GHz. Crafted from durable Brass+Gold Platıng, it is designed for Free applications. This connector performs reliably across a temperature range of nan and complies with ROHS standards. Packaged in BULK packaging, it ensures easy handling and storage.