Boxed Call Blocker (Pennyland MK15)

True Call telephone call blocker unit, connect to your landline and monitor calls on you pc, setup can stop unknown calls from actually reaching your phone. Manual available online. Would be ideal for an older relative to be monitored by family member to see the type of calls they may be receiving. The unit will need to be registered with True Call I think it is about £23 per year This is complete with manual and cables