Zyxel USG60 Unified Security Gateway 2 USB Ports 4 LAN/DMZ 2 WAN SPI firewall | eBay
NEW ZyXEL P-335 Plus - 4 Port Firewall Router with USB Print Server | eBay
Transceiver Zyxel 1000BASE-T SFP, Cooper, 100m | ZOOstock.com.
What else can the USB port on my CenturyLink's provided Zyxel DSL wireless router (model C1100Z) be used for? The website says for network printer sharing or as a USB memory stick
Ripcord USB to 12V DC power cable compatible with the ZyXEL P-660HN-T1A Router
OMNIHIL (32FT) 2.0 USB Cable for ZyXEL NBG2105 Wireless Mini Travel Router - WHITE - Walmart.com
USG FLEX200 H Series User-definable ports with 2*2.5G & 6*1G USB (device only)