Opened but unused! Installed once to check functionality. It worked properly. Tenda AV1000 1-Port Gigabit Powerline Adapter, High Speed up to 1000Mbps Wi-Fi Extender Contents: PLC PW3 Main Unit (Parent Device) - Connects via wired LAN PLC PA3 Sub Unit (Child Device) - With Wi-Fi function Accessories: 1 LAN cable Purchased in China. Made by Tenda, the same Chinese manufacturer as on Amazon! Please refer to the reviews of Tenda PLC products on Amazon. Recommended for detached houses and large apartments where Wi-Fi is difficult to pick up! This is a set of 2 Wi-Fi versions! Easy to use without needing a wireless router in the room you want to use it in! ⭕️ Instant purchase welcome. ⭕️ No price negotiations. Please check the photos and understand that this is a home-stored item before purchasing.