Better off with Nokia and Map.
'Broken' £2.4bn radio put troops' lives in danger - Telegraph
"An infantry commander in Helmand described the system, the second most expensive piece of equipment in British military history after the RAF's Eurofighter, as "astonishingly bad".
The radio's coverage sometimes
does not extend from one side of a base to the other, while a shortage of batteries means soldiers are being ordered to turn off radios until they come under attack.
The Bowman communication system was supposed to revolutionise command and control in the Army. Its encryption software allowed commanders to talk securely for the first time without the need to encode messages. But in Afghanistan
Bowman has been written off as a failure by many senior officers.
Lt Col Nick Borton, the commanding officer of the 5th battalion the Royal Regiment of Scotland (5 Scots)
told Gen Sir David Richards, the Army's second most senior officer, that Bowman "was a broken system"."