BUTTON REPAIR for Logitech Harmony 600 650 665 700 Remote Control (no deoxit) | eBay
Amazon.com: Logitech - Harmony 665 10-Device Universal Advance Remote Control, One-Touch Activity Based Control, Windows and Mac Compatible and Backlit (915-000293) - Black (Renewed) : Electronics
New Harmony 600 and Harmony 650 Remotes Debut | logi BLOG