An invaluable device for every single private investigator and private detective is this landline telephone recorder which will permit them to record vital evidence from each conversations in an investigation, when connected to a landline socket. It's perfect for long term surveillance of telephone calls, recording up to 280 hours of conversation, or to back up a private investigator’s or private detective’s own calls. A separate battery pack is also available.
A truly valuable feature of the device is that it only records the sounds from the telephone line and not random sounds within the room. This ensures that the recordings are of top quality, which is important to any investigation a private investigator or private detective undertakes, as evidence requirements to be clear with out background noise to avoid confusion. The landline telephone recorder also comes with an additional external microphone, using a lead a metre in length, so the device could be deployed in a range of situations. To play back the recordings, earphones might be plugged in to listen to the evidence, that are supplied with all the device, or perhaps a private investigator or private detective can listen by way of a PC with out the need to have for software, as a laptop or computer will recognise it as a flash drive USB.
http://www.privateinvestigator-woking.co.uk