DuoSIM D2 - Universal Dual SIM Card

• Keep 2 SIM cards in one phone and switch them online any
  time you want!ü


• Ultra slim design to keep original shape, no need to cut the SIM cards, install in minutesü


• One model suitable for almost all GSM mobile phonesü


• Easy installation with great convenienceü


• Quality ultra slim IC and FPC board for stable operationü


• Does not require power off to switch number, auto phone
  number switching onlineü


• Great savings on roaming charges, take advantages of cheaper
  rates from different phone companiesü


• Keep your saves like previous calls, received call, time and
  date settings etc.ü Onscreen Sim1, Sim2 display