The SMA-SMA-KYK-NM from Talent Microwave Inc is a In Series RF Adapter with Frequency DC to 26.5 GHz, Insertion Loss 0.60 dB, Insulation Resistance 5000 MOhms, Temperature -55 to 125 Degree C, Voltage Rating 1000 V. More details for SMA-SMA-KYK-NM can be seen below.