A high quality IMSA style long track analog system for budget minded racers that comes with everything you need for car to pit communications. Kit includes the following: 2 Radium P-16 16ch radios, with chargers and Li-ion batteries. 1 RAD-101 behind-the-head headset, with com cord. 1 helmet kit with S3 Microphone. 1 SCC-EFEPV2 Foam Ear Buds. 1 Double shileded car harness. 1 Radio to harness interface. 1 PTT switch, avaialable in velcro or hole mount styles. 1 Radio mounting box with clamps. 1 Antenna cable. 1 Whip antenna. 1 Radio Antenna adapter.