Dubai police said the team used international calls to communicate and "special communication devices" to relay encrypted messages.
They used verbal and non-verbal expressions or alternative communication devices to communicate their pain.
To make matters worse, these communication devices are not keen on communicating with one another.
For instance, community health workers could be trained and equipped with mobile communication devices.
Symbol makes electronic communication devices.
Cave-ins could also rupture communication devices like antennae, they said.
And, mushers are not allowed to carry two-way communication devices by race rules.
"Our technology is used in many features and functionalities of today's communication devices.
Many software developers predict that presence technology will become almost as ubiquitous as communication devices themselves.
In particular, the propagation of personal communication devices has been a source of concern to many.
And we are providing satellite communication devices to document human rights violations and abuses.
