VSWR Featuring a frequency range of 700-2700 MHz, this antenna is compatible with a wide range of networks, making it perfect for use in various settings such as homes, offices, or even outdoor environments. With a V.S.W.R of less than or equal to 1.8, you can be assured of a stable and strong connection. One of the standout features of the TLB-2G/3G/4G-220SA is its impressive gain of 15dBi. This means that it can significantly improve the signal strength, allowing for clearer calls and faster data speeds. Whether you're streaming videos, playing online games, or simply browsing the internet, you can expect a seamless and uninterrupted experience. Weighing just 35.5 grams, this antenna is lightweight and compact, making it easy to transport and install. Its foldable design further adds to its convenience, allowing you to adjust the antenna's position to optimize signal reception. With a height of 220+/-5mm, it can easily fit into any space without causing any interference. The TLB-2G/3G/4G-220SA does not require any cable length as it is designed to directly connect to your device. With its SMA-J connector type, this antenna ensures a secure and stable connection. The black color adds a sleek and modern touch to its aesthetics, blending in seamlessly with any environment. In conclusion, the TLB-2G/3G/4G-220SA Foldable Antenna is a versatile and reliable companion for anyone seeking to improve their mobile communication experience. With its impressive specifications and user-friendly design, it is a must-have accessory for anyone looking to enhance their connectivity. Upgrade your signal strength today with the TLB-2G/3G/4G-220SA Foldable Antenna.