The TrueCall Secure Call Blocker is a reliable and effective solution for blocking nuisance and telemarketing calls. With a recommended retail price of £29.99, this unit offers a user-friendly interface via a 3.5mm jack connector, making it easy to install and use. The call blocker is designed to work with DSL (RJ-11) interfaces and comes with a manufacturer warranty of 1 year for added peace of mind. Its sleek white design adds a stylish touch to any home or office setup.
