Eartec UL4D UltraLITE Full Duplex Wireless Intercom 2 Way Communication System for 4 Users - 1 ULDM Dual-Ear Master Headset 815.00Buy!$Newegg.comDelivery: in USA ReportUltraLITE Double headsets allow users to remain in constant full duplex voice contact even while on the move. What sets them apart from most other wireless headsets is that they operate without belt p more→ack transceivers. All electronics, even the battery, are installed right inside the ear cups. The UltraLITE Double includes deluxe padding and fully adjustable noise cancelling microphone to insure effective voice communication even in high noise environments.
