ZyXEL P660HW-B1A

This modem was used with Telefonica ADSL service.
 * Default credendials are 1234:1234@192.168.1.1

Per this xiaopan.co thread (w/ default WPA password decoder),
 * this router has a 00:1F:A4 OUI (Shenzhen Gongjin Electronics)
 * and default SSID of WLAN_XXXX.