Realtek.For a list of all currently documented Realtek chipsets with specifications, see
- Regarding third party firmware support, Realtek SoC support in OpenWrt + (success) RTL8196C port status. on the OpenWrt Forum and the Realtek thread on the DD-WRT Forum may be of interest.
"WR121E V1.0" is silkscreened on the board. The Flash appears to be a 4MB Macronix MX25L3205DM2I-12G.
Possible default SSID of pocket-3G with 00:E0:4C OUI