TCM Mobile begins field testing a wide area VoIP network – TECH …
A company named TCM Mobile has launched a wide-area VoIP (Voice over Internet Protocol) network that works in the free-to-use 2.4 GHz wireless spectrum. Through the use of handsets using proprietary technology, users will be able to ...
Categories: Object Tags: additional-cost, internet, internet-protocol, microsoft, tcm, the-free-to-use, the-use, very-liberal