ITEM NAME:12 dbi 433Mhz Antenna half-wave Dipole antenna SMA Male with Magnetic bTPO TEUS.Max Gain(dBi) 12. Connector Type SMA Plug connector. 1 piece antenna. Mounting Magnetic. Max Input power(W) 60. Input Impedance(ÃŽ ©) 50. Bandwidth(MHz) 30. Base size: 3.5 x 3cm(L W).