... , SmartTV, PCTV, HTPC, Projector, etc. Ideal for entertainment, conference, lecture, presentation etc. 2.4G Mini Wireless laser Keyboard with Mouse Trackball ... , SmartTV, PCTV, HTPC, Projector, etc. Ideal for entertainment, conference, lecture, presentation etc. Specification: device typeMini 2.4G wireless key boardoperating distance10mworking ...