High Speed Cable Modem only, does not include telephone/voice ports;Experience high-speed Wi-Fi speeds from your existing ISP plans up to 250 Mbps. Ideal for HD media streaming, simultaneous online gaming, web surfing and more;Certified by all major cable providers;Features Intel Puma 6 chipset to achieve high-speed downstream and upstream performance;Able to handle high-bandwidth transfer rates over your existing cable lines