3 in 1 USB Phone Charger / Wireless GSM Audio Monitor / Sound Recorder
Hidden inside this fully functional 5V/2000mA USB phone charger is a GSM listening device. Pre fitted with unregistered 'PAYG' sim card, simply plug into wall socket and monitor audio from your phone. Unlimited range and unlimited life as it is powered by AC mains when plugged into socket. Also has sound recorder feature with separate microSD card fitted (not included).
This is fully tested putting it through real life situation's and as a standard listening device it is good quality. In most situations it can hear audible voice up to 5 metres (16ft) with other noises this reduces to 2.5 metres.