Buffalo WZR-900DHP

Overview
The Arcadyan model on the label appears to be WG9116H33.
 * A MAC address with a 10:6F:3F OUI is also on the label.
 * This is presumed to be an OUI used by this device.

Additional info, per the FCC internal photos...
 * CPU: Broadcom BCM47081A0 SoC's full P/N is BCM47081A0KFEBG.
 * 5 GHz radio: 3x Skyworks (SiGe) SE5004L Power Amplifier Module.
 * 2.4 GHz radio: 3x Skyworks (SiGe) SE2605L (SE2504L) PAM.
 * All antennas shown are Airgain antennas:
 * N5x20B for 5GHz, N2420SS for 2.4GHz.

Links of Interest

 * Stub post on the DD-WRT forums