EC21 Product Catalogs - ktech mobile http://www.ec21.com/ec-market/ktech mobile.html Ktech K400 Dual SIM Dual Standby Quadband TV Mobile Phonehttp://goldenmobi.en.ec21.com/Ktech_K400_Dual_SIM_Dual--3542789_3543341.html Specification Network GSM 850/900/1800/1900MHZ SIZE ( L W H ) 107*56*24mm BATTERY Lithium Batteries1800mAh 20090511 CECT Mobile New X820http://peterwen8.en.ec21.com/CECT_Mobile_New_X820--1359841_1735825.htmlMobile/Home number, Fax, Email, Company Name, Email Address, Birthday, Caller Pics / Ringtone/ Video, Contract Group -O20071108