This UK style 4 way adapter type plug has a professional high quality GSM Spy Engine fitted inside with a high sensitivity knowles microphne and internal noise filtering circuitry. To operate this unit, you fit a normal mobile phone SIM card inside and plug the adapter into any mains wall socket. You then dial the number of the fitted SIM card from any phone in the world, the device will automatically answer the call and enable you to listen in to the room conversation. This is a fully functional adapter. The adapter has some unique functions that give you control via SMS commands. SMS alert to your phone in the event of sound being detected. Sound sensitivity level setting and auto call back on sound detection.
GSM SPY Multi Way Adapter Infinity Listening Device
GSM World Listening Device
SMS alerts to your phone in the event of sound detection
Call Back alerts in the event of sound detection
Sensitivity level settings by SMS comands
Made in the UK