SR9 is end of life (EOL). Ubiquiti recommends XR9 for functional replacement. Click here to view data sheet 900MHz. 700mW. 54Mbps. • Up to 700mW 900MHz Power • -93dBm RX sensitivity • U.FL connectors • Atheros 5004 chipset based IMPORTANT TECHNICAL NOTE: The SR9 is NOT compatible with the XR9