The Linksys WRT004ANT Omni Directional Dual-Band 4-Pack High Gain Antenna is a set of four antennas designed for boosting and extending the range of your home network. These antennas are sealed and brand new, ensuring high quality and performance. The dual-band feature allows for compatibility with both 2.4GHz and 5GHz frequency bands, providing a reliable connection for all your devices. With the Linksys brand reputation and the model number WRT004ANT, you can trust that these antennas will enhance your home networking experience.