Passive isolation coupled with active smart jamming targeted at the human voice.
Slot and case level EM shielding blocking smartphone / smartwatch radio connectivity
408mm x 160mm x 259mm - 3.9 Kg
Exists in 12 slots version
(525mm x 160mm x 310mm - 4.8 Kg)
5v USB-C input
100-240V power adapter & USB-C cable included
Made in the EU