Siretta through hole antennas siretta tango2725msmamss17 the tango 27 from siretta is the most compact puck shaped antenna operating on global quad band gsmgprs as well as 3g technologies with a diameter of just 46mm and a height of 15mm the tango 27 easily fits on most surfaces siretta tango2725msmamss17 ip67 rated quad band gsmgprs amp 3g puck