... 3.5 inch TFT-LCD screen 1, 3.5 inch TFT- LCD screen 2, built in speaker , 3, support FM , gaming mp5 player with 3.5 inch TFT-LCD screenFeatures : Display size : 3.5" TFT-LCD ... Vista , Windows 98 / SE / ME / 2000 /XP , Linux 2.4.2 Connections : 3.5 mm Stereo Jack Battery type : Built-in Rechargeable Lithium ...