Faraday Bag, Wisdompro RFID Signal Blocking Bag Shielding Cage Pouch Wallet Case for Cell Phone Privacy Protection and Car Key FOB, Anti-Tracking, Anti-Spying Case Blocker - Black

Protects chip technology "smart-cards" from hackers RFID readers in the range of 10 MHz - 3 GHzBlock Cell Phone Signal - If you dont want to answer the phone, you can put the phone in the silver layer pocket of the bag and close it, then the phone will be disconnected; this bag can also block Cell Phone GPS Signal to prevent tracking, protect your privacyBlock Car-key FOB Signal - Keep your cars security system from getting hackedOuter Oxford cloth black layer can be used as a normal case for cash and manual keysBlock Cell Phone Signal - If you dont want to answer the phone, you can put the phone in the silver layer pocket of the bag and close it, then the phone will be disconnected.Block Cell Phone WIFI Signal to protect your privacy when in public such as library, and coffee shop.Block Car-key FOB Signal - Keep your cars security system from getting hacked.<