This requires strong network signal to be accurate with 50-2500 metres accuracy. This is not its primary purpose and is an add on feature only. All you will need to use this listening device is a valid sim card and MicroSD TF memory card of recording is required. To use all features the sim card must have credit, no credit is needed for listening only. A memory card is only required if you want to record.It is only possible to listen to recordings made by removal of memory card. To use as listening device call the number for it to auto answer and open the microphone. If you want to record, send text command to start recorder.
You can also set sound activation to call you when a sound is heard nearby. 5 metre cable length UK 3 pin plug 4 gang extension lead. Dimensions: (L) 57.3mm (W) 27.4mm (H) 17.65mm. GSM850/900/1800/1900 GSM network & GPRS. Suitable for UK and EU GSM networks.Tested with EE and Vodafone SIM in UK. Battery and 240v AC mains operated. Sound activated auto call back. Battery use time: 2-3 hours. The item "HIDDEN GSM SPY BUG LISTENING DEVICE & RECORDER IN UK 240V 4 WAY EXTENSION LEAD" is in sale since Friday, September 14, 2018.
This item is in the category "Consumer Electronics\Surveillance & Smart Home Electronics\Home Surveillance\Home Surveillance Parts & Accessories\Surveillance DVRs & NVRs". The seller is "micronic007" and is located in Winchester. This item can be shipped to United States, United Kingdom.