NiceTQ Replacement 2Prong AC Power Cord Cable For Arris TM722G TM822g DOCSIS 3.0 Telephony Cable Modem Length: 1.5 M / 59 inches Fit most 2 ports power adapters Compatible with: Arris TM722G TM822g DOCSIS 3.0 Telephony Cable Modem Note: Suitable for US standard jack ONLY Connect an AC adapter to an AC outlet, OR plug directly into a computer or other device with a built-in AC adapter