Interactive Projector (Interactive whiteboard + Projector+ PC + Wireless touch controller) This is an integrated solution which breakthroughs the tradition and integrates the whiteboard with the computer, Projector and wireless equipment. It is not only a portable whiteboard within projector and PC, it is also a multi-media, interactive and wireless equipment. It can not only save the space greatly, also can save more cost. Working with the extendable pointer E-Pen (Electronic pen) or stylus E-pen, you and your students can explore internet websites, build interactive flipcharts and create more opportunities for discussions and interaction in the classroom. Specifications: Projector Native resolution : 1024¡Á768 Display technology : DLP 0.55" Brightness : 2700 Ansi lumens Contrast Ration : 2600:1 Lamp : 230W SHP Lamp life : 5000Hrs Projection Method : Ceiling, Front, Rear Power Consumption : 250W OSD Languages : Multi languages(English,German,Spanish,Portugese). Portable whiteboard Movement Detection Technology : Infrared Active Area (max projection size) : 150 inch diagonal Active Area (horizontal angle) : 33 +/- 2 degrees Active Area (vertical angle) : 0-30 degrees Calibration Technology : Infrared Positioning Active Distance (from projection screen): 3.2 - 5 m Connectivity Interface : 1 x USB Cable (connection distance up to 16 m) Power Requirement : 4.5 ¡§C 9 W (from USB port) Power Consumption : < 1.5 W. Projection Size Distance between Receiver and Projection Surface 56 inch 1.6 m 68 inch 2.1 m 70 inch 2.3 m 75 inch 2.5 m 85 inch 2.8 m 92 inch 3.2 m. Micro PC CPU : Intel Atom N450 1.6GHz Mainboard Chipset : Intel 945GSE+ICH7-M Memory capacity : 2GB DDR2 Hard Disk : 160GB Display Chip : Integration Intel GMA950 Video Card Network Card : Internal wireless network card IEE802.11b+g,Ethernet adaptive card Standard interface :USB2.0 port, 3 VGA port, RJ45, Binaural Headset Jack Electric Power Source : DC20V port USB Port : 3 USB 2.0 Card Reader : Built-in, Three-in-one. Carton Package.