New Product Announcement: USB Firewall Key Enhancer, pre-order now and get a great price!
FTDI FT232RL RS232 SERIAL USB TO RJ45 8P8C CAT5 ADAPTER AMARANTEN FIREWALL CONSOLE CABLE PARAMETER CONFIGURATION DEBUGGING KABLE - AliExpress
Tripp Lite USB-C to RJ45 Serial Rollover Cable (M/M) - Cisco Compatible, 250 Kbps, 6 ft. (1.8 m) - USB / serial cable - - U209-006-RJ45XC - USB Cables - CDW.com
USB Firewall Key now available at special pre-order price!
MetaDefender USB Firewall - OPSWAT
MetaDefender USB Firewall – Plug-and-Play - OPSWAT
Modem 2G/3G/4G ZTE mf833r USB firewall + router external black _ - AliExpress Mobile
Fresh from CES - Firestick Pico ultra-portable security USB device - Help Net Security
USG Dongle Firewall Device Is Like A Condom For Your USB Ports | HotHardware