London, Jan 7 : French President Nicolas Sarkozy now owns a new Teorem superphone with "impenetrable" encryption levels compared to other smart phones and Blackberries.

Sarkozy was smitten by the gadget when he visited the Thales Communication factory in Cholet, western France.

According to designers of the superphone, the device "guarantees a very high safety level," and can be used on commercial mobile networks or fixed secure lines.

"It''s beautiful", the Telegraph quoted Sarkozy, as saying on seeing the phone. (ANI)