Based on the model, the Surveillance Station Pro comes with a different number of free channels. The maximum number of recording channels supported is for reference only. The actual recording performance may vary depending on a number of factors such as the IP cameras, video contents, network bandwidth, recording settings and other running applications. Please contact authorized distributors or camera vendors for more information on the recommended number of recording channels.\r\nImport charges may apply to your purchase. Find out whether these apply here: http://www.whatsmyduty.org.nz/