SCM50 + NEOS SIM Cards manager

SCM50 is Only for Time Management.SCM50 is a smart product. It need couple with the NEOS3000 series product and can manager the time for the outbound call then change to next SIM card.Most GSM carriers provide free on-net call time and extra off-net call time for some special rate. In order to expend all free time completely, we can use the SCM50 to help us to manager the outbound call time.If you use the pre-paid rate, you can set and manager the time by the SCM50.