The Advantenna-SP12 from Keonn is a RFID Antenna with Frequency 865 to 868 MHZ (EU Version), 902 to 928 MHz (US Version), Gain 9.5 dBi, Horizontal Beamwidth 40 Degree, 70 Degree, Vertical Beamwidth 40 Degree, 70 Degree. Tags: Panel. More details for Advantenna-SP12 can be seen below.