The Tenda A9 is a wireless N300 universal range extender. It is specifically designed to extend the existing WiFi coverage and improve signal strength. With one button extension, smart signal LED, wall-mount design and universal compatibility, it is easy for users to boost their wireless networking. The A9 is an ideal choice for you to eliminate WiFi dead zones and optimize your networking. With two 3 dBi external antennas, signal extends vertically and horizontally guaranteeing total, seamless coverage making it ideal for home or small office use.