Signal (RFID/LTE/2G/3G/4G/WIFI) Blocking Bag, Wallet/Credit Card/Cell Phone Privacy Protection & Car Key Fob (Black) Magnetic GPS Case HTC and other smart devices

HTC and other smart devices etc

This allows you to playback the Audio files on many different devices

Lighting LED diodes

- PC Interface : USB2

03mw(main frequency)

Signal (RFID/LTE/2G/3G/4G/WIFI) Blocking Bag, Wallet/Credit Card/Cell Phone Privacy Protection & Car Key Fob (Black) Magnetic GPS Case HTC and other smart devicesBlocks (RFID 2G 3G 4G LTE WIFI Bluetooth) Signals Protects chip technology "smart cards" from hackers' RFID readers in the range of 10 MHz 3 GHz Convenient and portable inner silver layer blocks signals, outer Oxford cloth black layer can be used as a normal case a modern and fashionable design Block Cell Phone Signal If you don't 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