PMI Model No. HPF18G-DC15G is a low loss ultra-small high pass filter with a passband frequency range of 18.0 to 26.5 GHz and greater than 60 dB rejection from DC to 15.0 GHz.  Features include 2.92mm female connectors. Unit size is Features include 2.92mm female connectors. Unit size is 0.64" x 0.58" x 0.38". 

• Frequency Range:  18.0 to 26.5 GHz
• Insertion Loss:  1.5 dB Max - Measured +0.9 dB
• VSWR:  2.0:1 Max - Measured 1.5:1
• Rejection DC - 15.0 GHz:  60 dB - Measured 63 dB 

PMI Website Link: http://www.pmi-rf.com/products/filters/HPF18G-DC15G.htm