Germany bans children's 'smart' watches over surveillance concerns

Telecoms regulator urges parents to destroy the devices, which have been used to listen in on classroom lessons

Germany's telecoms regulator has banned "the sale of "smart watches" that can be used by parents to check on their children, saying the devices violated Germany's strict surveillance laws.

The Federal Network Agency said it had already taken action against several firms that sell the watches online but did not name them.