primero : boomless in ear headset

• with active noise cancellation
• compatible with any helmet or gasmask
• fully compatible to all professional portable radios

The microphone–earphone unit

• the entire system is merged in one single earpiece
• optimal intelligibility by employing VIP technologie (Voice Intra-aural Pick-up) and
  and BSS (Blin Source Separation)

Various push-to-talk switch

• to assure a maximum of flexibility :
  Fingerring PTT 2, PTT8 (robust push-to-talk switch)