【Specifications】Input: 100V-240V 50/60Hz; Output: 12V (12Volts), 2A (2Amps); DC Plug 5.5*2.1mm / 5.5*2.5mm 【Work for】Comcast Xfinity, ARRIS SURFboard, Belkin, Netgear, Linksys, Cisco Modem, eero Home WiFi System, and more Router & Modem devices that require a 12V AC power adapter. 【Compatible with】Belkin Wireless Router N150 N300 N450 N600 N750. ARRIS SURFboard SB6190 SBG6400 SBG6700AC AC1600. Linksys E1200 E1500 E2000 E2100l E2500 E3000-RM E3200 E4200.(For more model examples, please refer to "Detailed Description") 【Tips】Please check your device output and plug size before purchasing, and make sure that the plug size of the adapter matches your device to avoid unpleasant use experience. 12V Power Adapter for Modem & Router