2 Channel wireless communications system includes a 6 headsets and 4 belt packs. The Headsets are 2 WH300 All-IN-ONE Wireless Headsets, 2 CC-15-MD4 Light Weight Headsets with Leatherette Ear, 1 Surveillance Kit with Lapel mic/Push-to-talk, 1 Motorola Temple Transducer Headset with Flex Boom Mic. 4 people can communicate in hands free mode and 15 total per base station. The MB300 Base Station w/ power supply comes with the standard set of antennas. I have included 2 Trident 2.4 GHz wifi Antenna for dynamic range. The AC40A 4 Port Quick Charger for DX Series BAT41 comes with an AC power supply and a DC car charger power supply. Pelican 1610 case with trekpak organizer also available. Batteries not included. Excellent tool for professional production crews or football coaching staffs.