TERTIUM Technology prerogative 2: a portable UHF reader with SMA connector on top to connect various type of external antennas. UHF Scanner RE40 with integrated antenna. UHF Scanner RE40 SMA with SMA connector on top for external antenna. UHF Scanner RE40 SMA + UHF Viewfinder Antenna MS4 SMA, to read UHF micro tag fixed on metal (embedded or on the surface). UHF Scanner RE40 SMA + UHF Viewfinder Antenna MS14 SMA (or MS20 SMA), to read UHF micro without metal too close. UHF Scanner RE40 SMA + stylus antenna, to read UHF tag inside metal holes.