Harmony 520 Universal Remote Control - Refurbished Logitech Harmony 520 Advanced Universal Remote Control General Features: Color: Silver/Black Control up to 12 Home Entertainment devices with just one remote HDTV and PVR compatible Easy online setup Mini USB interface 1.4-inch screen Backlit keypad Operates on four (4) "AAA" batteries (included) Dimensions: 0.88 x 2 x 8.25-inches (H x W x L, approximate)