dual SIM adapter
QYG Co., Ltd. [China]
Q-SIM FS-03 Q-SIM Dual SIM Card Brings great convenience to your life and work
Features:
1.Two SIM Cards in one mobile
2.Auto-switch between SIM Cards
3.Enable to edit switching time
4.Enable to edit display name of SIM
Perfectly fitting iPhone4 gives a non-slip coating
dual SIM adapter