15. material/equipment used in the invention invented.The order in which the list of devices the number of prices.1 set of 2 UHF tuner kit sent 500 series.2. helmet 1 10003-300
15. materials / equipment used in the invention sequence. Equipment list price of the kit 1 transmitter series UHF 2 500 1 000 2 helmet one leaves the other three - 300.