The Saramonic WiTalk-WT3S is a full-duplex wireless intercom system engineered to provide clear audio and all-day wearing comfort in a true-wireless design with no hub or bodypack required. This configuration includes 1 single-ear master headset, 2 single-ear remote headsets, 3 rechargeable batteries, 3 USB-C to USB-A charging cables, and a small water-tight carrying case.