dual sim card adapter

Major products: USB data cable, IrDA and Bluetooth devices, USB hubs, card readers, MP3 and MP4 players, USB products and mobile phone accessories. ------------------------------------ ------------------------ 1.Max 99 minutes available for you to self-set auto-switching time. 2.Display your SIM1 or SIM2 phone numbers on screen (ID number editable). 3.Compatible with all GSM mobile. 4.Economical & convenient, enjoy the freedom of two mobile numbers in one handset! 5.Ultra slim design with advanced IC guarantees stable performance. 6.Save money by easily alternating between local numbers of 2 different cities/networks, allow you to call out economically by one numbers, and answer freely by another number. 7.Separate business call from private call; offer you more space, freedom & privacy. 8.6-Month Limited Warranty (Damages caused by inadequate operation is not covered). 9.100% Satisfaction Guaranteed.