Frequencies: Unlocked(quad-band) GSM cell phone compatible with 2G(850/900/1800/1900) frequencies and (international) 3G compatibility via 850/1900 /2100 UMTS/HSDPA plus GPRS/EDGE data capabilities</br>Special features: touch screen navigation??dual core??dual SIM??dual stand by??dual camera??quad core??come with TF card slot??android system??colorful back cover for choice??come with one plastic film and one clear silicon case cover. SIM & SD cards NOT included</br>Dual Camera(2M rear camera+2M front camera); 4G ROM+512 RAM Memory??external memory up to 32G; Multimedia capabilities: video player?? game player??music player??FM radio etc</br>Bluetooth connectivity (hands free) Wi-F?? and GPS. 4 inch touch screen?? covers functions of calling??contact??message??downloads social apps??calculator??calendar??camera??clock??email receiving??file manager??FM radio?? gallery ??google service?? messages??music??contact??Sound recorder</br>Talk time: 6 hours?? Standby time: 48 hours.1450mAh batte"br></br><b>Compatible carriers:<br> </b> Compatible with GSM carriers: AT&T and T-Mobile?? if you use these service in South American and North American Countries?? please dont hesitate to buy it?? it will fit perfectly!<br><br><b>Note: Please tear off insulating film on top of the battery before use As pic! SIM and TF card not included!</b><br><br><b> Specification : </b><br><br> 1. <b> Frequency: </b>1.3GHz<br> 2. <b>Dimensions: </b> 120.7*62.5*9.5mm<br> 3. <b>Multiple Languages:</b> Global multinational language<br><br> 4.<b>Network :</b>2G(GSM) /3G(WCDMA)<br> GSM: 850/900/1800/1900MHz<br> WCDMA: 850/1900/2100MHz<br><br> 5.<b> C