Features: - Wireless connection,smart & portable size - To enjoy PC Multi-media Entertainment at home - Convenient& efficient for Conference,Presentation& lecturing - To share large TV and projector screen - Large PAD for handwrite - Languages: Russian, French, Arabic, Italian, Spanish, English Specifications: - Measurements(L x W x H): 146.8 x 97.5 x 19 mm - Weight:(grams): 110g - Operational Range: 10 meters (MAX), without signal disturbance and no direction limits - Transmit power: +5db Max - Operation current: <50mA - Power by 2xAAA battery(not include) or lithium battery - Perfect for PC, Pad, Andriod TV Box, Smart TV. etc |