This waterproof tablet can do something no Apple iPad can, make calls on any one of two SIM cards - and it is cheap as chips
The BMAX MaxPad I10 S Pro is a rugged tablet with dual SIM support, full mobile connectivity, and waterproofing - all for ...
SIMO Launches the Solis Hub: Reliable 4G LTE Backup Connectivity with Innovative vSIM Technology
SIMO, a leader in innovative connectivity solutions, proudly announces the launch of the Solis Hub – a cutting-edge home router featuring 4G LTE backup powered by SIMO's proprietary virtual SIM (vSIM) ...
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How to activate Airtel new sim - Checkout here
Sometimes you might not be able to use Airtel 4G on your 4G ready smartphone. In this case, the problem can be with your SIM card. It only means that you are still using only 2G or 3G SIM.