The 33_NEX10-4310-50-X1/003_-E from HUBER+SUHNER is a Between Series RF Adapter with Return Loss 22 to 30 dB, PIM -166 dBc to -160 dBc, Frequency DC to 12 GHz, Temperature -55 to 85 Degree C. More details for 33_NEX10-4310-50-X1/003_-E can be seen below.