Sharp RUNTKA810WJQZ

Overview
"RoHS", "141852210010J", "R0B", "94V-0", and "A810WJQZ" appears to be silkscreened on the board in the FCC photos.

This device may use a SiGe switch (CIIPC: 05/03/2011) rather than a TDK switch (intial filing: 11/17/2010).