Tihar prisoners get around mobile phone jammers by using 5G, say officials

Tihar jail has three harmonious call blocking system (T-HCBS) towers, Mandoli jail has one, while Rohini jail has none.

New Delhi: On May 6, two men fired more than 20 bullets at a car showroom in Tilak Nagar in west Delhi, an incident that left seven persons injured. Not long afterwards, the owner of the showroom received an extortion letter demanding ₹5 crore, followed by a threatening phone call from a foreign-based number.

Tihar inmates are able to use the latest mobile phones to bypass the jammers installed there. (HT PHOTO)

Over the next few days, car dealers in Naraina, Rajouri Garden, and Dwarka also reported receiving similar extortion calls or letters.

Delhi Police officers said