System Number of Included Headsets:5 x Single-Sided HeadsetNumber of Included Transceivers1 x Base Station 4 x BeltpackHeadphoneEarpiece Design: Over-Ear (Circumaural) Sound Field: Mono Wireless Connectivity RF Bandwidth: 1.72 MHz Wireless Modulation: GFSK Duplex Mode: Full-Duplex (FDX) Approximate RF Sensitivity: -93 dBm Wireless Range: 1000' / 304.8 mBattery Battery Chemistry...