Mr Tubb said the pen talks to a mobile phone via Bluetooth and a PDF file is then activated on the Dorset police system.

• 理查德还介绍说：“如果有智能笔辨认不了的文字，你可以从原始的文字记录中查找并修改。即便智能笔出现故障，你也还有原始记录可以查询。”