Rosewill RHRC-11001 MCE Infrared Remote Control with Learning Function for Windows Vista/Window7 MCE/Windows 8, Black Include all of the buttons and functions necessary for Microsoft certification, including official Green Button Support one indication LED for the system level interaction: blink during working mode and turned off during sleep mode Windows Vista/Window7 MCE/Windows 8 MCE Receiver: Transceiver w/Learning Function Battery Type: 2 x AAA