1. After a slow start digital PMR is being deployed in Europe and Asia 1.1 Cost of infrastructure is driving organisations towards sharing 2. Higher data speeds and new functionality are on the way for TETRA 2.1 Access to suitable frequencies the key 3. iDEN has carved out a hybrid niche but business case outside US not as compelling 3.1 Single vendor cause for concern 4. Opportunities may exist in applying fleet functionality to new consumer applications
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