* 2.5inch nano screen, smaller but clearer.
* MTK6580 quad-core processor make the 7s run fast than you imaged.
* 1GB RAM plus 8GB ROM enough to store your daily data.
* Dual SIM card slot allows you switch working number and private number freely.
* 600mAh battery standby for a long time.
* Frequency: GSM:850/900/1800/1900.