EC21 Product Catalogs - tiphone http://www.ec21.com/ec-market/tiphone.html Tiphone 3G Quad-band Dual SIM with TV and JAVA Unlockedhttp://wedowholesale.en.ec21.com/Tiphone_3G_Quad_band_Dual--3595273_3596896.html Main Function: the back can open,and has two batteries hot point: quad-band phone with TV function. two20090621