Studio Technologies Model 370A Dante Intercom Beltpack (2 Channel / 5-Pin XLR)The Model 370A Intercom Beltpack begins with the features offered by traditional 2 channel party line intercom user devices and adds a range of new capabilities, along with the advanced performance and flexibility that Dante audio over Ethernet provides. Over a standard IP network, multiple Model 370A units can be used in party line (PL) intercom applications with help from an external Dante enabled audio matrix such as the Studio Technologies Model