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SAMSIM is the newest unlock sim card for iPhone 5/4S by R-SIM&SAM team. It can be used for any iPhone 5/4S GSM WCDMA 3G card. About the hardware, The SAMSIM adopts to the customize IC 608. The performance is much better than any ic in the world. Made in USA, low power. The performance and SIM card tray for 4S and 5 have been obtained a patent. The patent nu. 201230569575.7. About the software, the SAMSIM adopts the patch installation, easy to use. It supports any carrier in the world for iPhone 5. And we support many default version. For example: default Sprint, Verzion, AU, SB, Orange, Vodafone, T-Mobile etc....just play and plug. If you want to change other carrier, you only to use the activation guide card to choose the carier name is OK. The main advantage is that this SAMSIM can work perfect for iPhone 4S and 5. Call, Message, internet all work perfect,. It support all the IOS version: IOS 6.0, 6.0.1, 6.1, 6.1.2, 6.1.3 etc...
To compare other unlock sim cards, Our SAMSIM advantages as following:
1. SAMSIM adopts the newest customize IF 608 chipset. The running speed is obvious faster than the old chipset F981,L1S3, F300,STM101, lower power, UA grade, and it support the protective program if the SIM card temperature is too high.
2. SAMSIM support all WCDMA 3G SIM card in the world. Just install the patch is Ok, eary to install, no need to complex steps.
3. SAMSIM work for both iPhone 4S and 5. It will come with the professional sim tray for iPhone 4S and 5, and this sim tray have been obtained the patent.
4. SAMSIM support more than 20 country default version, such as : Default Sprint, Verzion, AU,SB, Vodafone, Orange etc....just play and plug. If you want to change other carrier, you only to use the activation guide card to choose the carier name is OK.
5. SAMSIM adopts the white PCB, better contact, it will not shows No sim in your iPhone. 100% guarantee the quality no problem. Breaking the traditional design, the tail insertion design etc....
6. Easy package, full guidance. With R-SIM & SIMSIM team stong technology support, very perfect,and professional!