The R9028-LPV-SSF from RF Max is a RFID Antenna with Frequency 902 to 928 MHz, Gain 8.5 dBic, Horizontal Beamwidth 68 Degree, Vertical Beamwidth 68 Degree, Operating Humidity 72 Hours 85° C RH. Tags: Low Profile. More details for R9028-LPV-SSF can be seen below.