1. Dual Twin Double SIM Card Adapter for GSM Phones 2. Special card IC design 3. Compatible with all GSM mobile phone

Dual Twin Double SIM Card Adapter for GSM Phones 

  

Functions:

1. Switching on-line without turning on-off Default selection function.2.No data lose for some mobile phones when switching 2 numbers orturning on-off.3.Both of numbers on-line at any time.4.Special card IC design.compatible with all GSM mobile phone.

Installation:

1.Put SIM card into king of double Card then insert the steel chip.2.Put General Double Card into moble phone cardholder.3.Put up battery and battery cove then power on and use availanle.

Dual Twin Double SIM Card Adapter for GSM Phones