2 X Defensor sin llave Llavero Bloqueador de señal Llave de coche Bolsa de Faraday Bolsa de bloqueo RFID
Blocks all types of signals like calls, SMS, WiFi, 4G, Bluetooth, RFID, NFC. Blocks & Unblocks in just 5 seconds! Your car keyless entry fob emmits a short range signal that allows you to open your car without pressing any button on the fob.