econoCom econoCom systems are predefined configurations of our most economical solution to party-line intercom. The system consists of: * AC adapter with removable IEC power cord * PS4 system interface with cable which connects to the adapter These two devices are the system’s power supply. * Two, three or four of our standard full-featured BP1 belt packs * Two, three or four of our most popular headset, SMH310, with connector, for each belt pack. The systems are also available without headsets. The system does include a signal light feature. One to six more BP1 belt packs (for a maximum total of ten) may be added to the system without creating hum or overheating the power supply components. The econoCom AC adapter and PS4 system interface are fully compatible with Clear-Com® and other popular (200 Ohm, unbalanced) party-line headset intercom systems.