The SIM card is a SIM (Subscriber Identity Module) card for GSM networks. Aside from having basic functions of a Phase 2 SIMcard, this product is capable of supporting all versions of the COMP-128 authentication algorithm and also supports both GSM900/1800 network authentications.
Other exciting features include high-quality data security, speed enhancement and anti-cloning mechanism. These features make the product highly secure, user-friendly and flexible. The product is available in a variety of memory configurations that is suitable for GSM operators to use as SIM cards for prepaid and postpaid subscribers, data card or handset test cards.
Functional Description:
SIM card complies with the following industry standards and requirements:
ISO/IEC 7816-1: 1987, 7816-2: 1988, 7816-3: 1989
GSM 11.11 version 8.3.0 (Release 1999)
GSM 11.12 version 4.3.1
GSM 11.17 version 7.0.2 (Release 1998)

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