Arris DG3450, Docsis 3.1 Cable Gateway Modem/Router Combo with cable. Strong wireless signals for both 2.4GHz & 5GHz frequencies. The unit has 4 ethernet ports if you need a wired connection.It is in excellent working condition and includes power supply and ethernet wire. I only used it for a few months before moving and needed to switch internet providers.BE SURE TO CHECK with your cable internet service provider before purchasing to make sure the modem can be used on their network. Please message with any questions.