A5-V11 3G/4G Router [OpenWrt Wiki]
On the PCB it says "A5-V11". On the PCB it has a W9825G6EH-75 RAM (32 MB) RAM chip and 4 MB SPI ROM. Ethernet MAC address starts with 2C:67:FB:. One can log in to stock firmware with "admin"/"admin" via telnet. Note that there are very similar ......