WP now reporting that Hezballah paid 1.9 million Euro [to Israel]
The 'sales rep' persuaded the buyer that the pagers would be impervious to Israeli spying.
The explosives were virtually impossible to detect even if the device was disassembled.
Hezballah actually disassembled some and x-rayed them but did not find anything wrong. (some earlier reports had said that the plan was executed earlier than expected due to suspicious by Hezballah)
About 3000 members were killed and injured.
The message received told the users to press on two buttons to review a secured message and this insured direct injury.