has the same versatile Plug Play form factor as previous Fastrack products; it’s designed to accommodate any additional features via open standard Internal Expansion Socket.
for developing a air-time reload, top-up or recharge system. Supports reload or recharge via STK, USSD and SMS. Includes MOBITEK® STK API and SMS Engine -- Enterprise Edition
is a enterprise level SMS gateway that supports 8 SIM cards and it is scalable, e.g. 8x2, 8x3, 8x4, etc.
it has a powerful MOBITEK SMS Engine with wide range of sending rule.