The BBT-RFID09AV05-510 from BBT Antennas is a RFID Antenna with Frequency 902 to 928 MHz, Gain 5 dBi, Horizontal Beamwidth 40 Degree, Vertical Beamwidth 20 Degree, Front to Back Ratio 20 dB. Tags: Panel, Low Profile. More details for BBT-RFID09AV05-510 can be seen below.