We have the highest value privacy and security combo pack on the market! This 4 packs includes a webcam cover, 3.5 microphone blocker, USB data blocker and RFID Data Blocking Card. The items are perfect for laptops, desktops, tablets, phones, wallets and more. The 3.5 mic block keeps out all potential eavesdroppers. The USB data blocker protects your data while charging your device. The RFID card is designed to block frequencies identity thieves use to obtain your important information.