The ACA-4HSRPP-2458 is a 4" black dual-band 2.4/5GHz Wi-Fi Antenna with a hinged SMA reverse polarity plug (RPP) connector to allow up to 90° of swing. It stands 108 ±0.5mm tall (including the SMA connector) with a diameter of 7.80mm at the top and 9.30mm at the bottom. The antenna is ideal for used in 2400 to 2500 and 5200 to 5800MHz bands of operation.