This starter kit comes in a set of 2, but I have one extra adapter and cable so you will be getting 3 adapters in total! The AV1000 Powerline extends your Internet access to any room over existing electrical wiring. It's perfect for connecting smart TVs, streaming players & game consoles and ideal for 4K HD video streaming & lag-free gaming. It sets up in minutes with the push of a button,Plug and Play, Pair Button,New PLC Utility, Twin Pack. Interface Available: Gigabit Ethernet Port; Protocols Supported: HomePlug AV2 HomePlug AV IEEE 1901 , IEEE 802.3 IEEE 802.3u IEEE 802.3ab. Powerline adapter provides up to 1000 Mbps Ethernet over power. Ideal to be Ethernet extender who can easily go over the walls. As network adapters supporting home Plug AV2, easy to add multiple adapters and works under 110-240V. Gigabit port, give you full speed of your internet. Plug & play, No new wires and no configuration required. Power saving automatically reduces power consumption by up to 85%. data encryption by 128-bit AES to make the network safe and private. System requirements is Windows 2000, XP, 2003, Vista, 7, 8, 8.1, 10, Mac and Linux. Standards and protocols are home Plug AV2, home Plug AV, IEEE 1901, IEEE 802.3, IEEE 802.3U and IEEE 802.3ab. Range is 984.25 foot over electrical circuit. Range: 300 meters over electrical circuit Plug & play, No new wires and no configuration required; Compatible with all AV2000, AV1300, AV1200, Av1000, AV600, AV500 & AV200 PowerPoint adapters.