The unit comes with power cord and two ir transmitters

Enhance your home entertainment system with the Logitech Harmony Hub O-R0004 Receiver. This unifying receiver is a must-have accessory for seamless integration of your TV, video, and audio devices. With the Harmony Hub, you can easily control all your media devices with one touch of a button.

Available in classic black, this handy accessory is designed to support brand-new Logitech products. The Harmony Hub O-R0004 is a perfect match for your home theater system. Say goodbye to fumbling with multiple remotes and enjoy effortless control over your entertainment experience.