The product is a lot of 10 RP-SMA antennas designed for WiFi routers and cards, supporting both 2.4GHz and 5GHz frequency bands. These black antennas are ideal for improving wireless connectivity in home or office settings. Manufactured in China, they are compatible with wireless routers and cards that use the 802.11a standard for network connectivity. Perfect for boosting and extending the range of your wireless network, these antennas offer a reliable and efficient solution for improving your internet connection.