ZyXEL VMG9827-B50A


 * • 1733 Mbps - 4SS 5GHz 802.11ac (80MHz chan.),
 * • 600 Mbps - 3SS 2.4GHz 802.11n (40MHz chan., 256QAM) = AC2400 class

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