The HG905RD-1-RSP from L-com is an economical yet superior performance omnidirectional "rubber-duck" antenna designed for the 900 MHz ISM band. It features a tilt-and-swivel Reverse Polarity SMA (RP-SMA) male connector, allowing them to be used vertically, at a right angle, or any angle in-between. It is a coaxial sleeve design with an omni-directional pattern. It is ideally suited for 900MHz ISM band applications as well as cellular and LPWAN applications. The L-com high performance rubber-duck HG905RD-1-RSP is a flexible antenna providing broad coverage and 5.0 dBi gain. Measuring 15.5 inches long, this 5.0 dBi antenna makes a great upgrade to OEM supplied antennas offering much larger coverage area and stronger signals. It is suitable as a replacement RF antenna for 900 MHz radios that are equipped with RP-SMA connectors. This 900 MHz ISM antenna, as well as our wide selection of superior quality RF parts, ship same day. Contact our knowledgeable and friendly technical support and sales staff for your answers on antennas or other L-com products.