Sitecom WL-122

The device appears to be a Z-Com XG-2000 without a USB port. As such, the FCC ID is probably M4Y-XG2000.

On isl3893.wikidot.com

Personal wiki page recovered via archive.org

Specs
Platform Serial Num. = ? FCC ID = ? Industry Canada ID = ? CPU Type = Intersil ISL3893 MIPS Rev = ? CPU Speed = ? Bus = ? Flash Type = ? Flash Chip = ? Flash Size = ? Max Firmware Size = ? RAM Size = ? RAM Chip = ? nvram Size = ? ETH chip1 = ? ETH chip2 = ? Switch = IC+ Model? Port-based vlan = ? 802.1q vlan = ? Ethernet Port Count = 1-10/100-WAN 4-10/100-LAN Wired Standard = IEEE 802.3/3u Ethernet interface OUI = none specified boot_wait = ? bootloader = ? Flash Card Socket/Type = ? SD/MMC Mod Support = ? Expansion IF types = ? PoE = ? Power = ? Connector type/size = ? LEDs/Color = ? Size = ? USB = ? Serial Port = ? JTAG Port = ? Supported by TJTAG/Version = ? Special Features = ? Radio Wireless Radio = Intersil Model? WLAN DSP processor = Intersil ISL3893 Wireless interface OUI = none specified Antenna Connector Type = none MIMO status = N/A Wireless Standard = IEEE 802.11b/g 802.11g = 6, 9, 12, 18, 24, 36, 48, 54 Mbps 802.11b = 1, 2, 5.5, 11 Mbps WiFi Operating Frequency = 2.4 GHz Radio cor_rev = ? Radio Capabilities = ? Other Default IP address = ? Default login user = ? Default login password = ? Default SSID = ? OEM = ? 3rd Party Firmware Support = ?

Pictures
FCCID