| 摘要 |
a. Cordless integrated hands-free radio-telephone security protection helmet equipped with a transceiver, with a supply and an antenna as well as with control members, the helmet being formed of a cap and crown; b. Helmet characterized in that the crown 10 is removable and includes the transceiver 13, the loudspeakers 20, the power accumulators 14 and the microphone 8; c. The invention applies to cordless integrated hands-free radio-telephone security protection helmets. <IMAGE>
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