LILLIPUT 7" 339 IPS 1280x800 Slim HDMI input AV in&out with built in 2600mah battery by lilliput official seller :VIVITEQ MODEL :339(IPS HD 1280*800 Monitor HDMI AV Built-in Battery) Physical resolution: 1280*800 Brightness: 400cd/m2 Input: 1*AV, 1*HDMI PLEASE note :VIVITEQ is official seller (full warranty and USA customer service )