ZyXEL VMG9827-B50A

Overview
"S417380B_03" is silkscreened on the board in the FCC test report photos.

The FCC certification also covers the following models:
 * ZyXEL VMG3927-B50B - BCM63136SV CPU - Wireless AC Gigabit Ethernet Gateway with VoIP
 * ZyXEL EMG8726-B10A - BCM63138U CPU - Dual Band Wireless AC/N VDSL2 Gateway