Bear toy with latest GSM listening technology. This product is suitable for home/office/warehouse surveillance, security safe to use. Wireless voicetransmission, the world's universal, NOT limited to distance, limited space.It is quadband,support GSM850/900/1800/1900MHZ,can be used in worldwide. Monitor the room conversations from anywhere in the world. Just dial the sim card number supplied or fit your own sim card and the unit will silently switch on enabling you to listen to sound up to 30 feet from wherever the device is fitted. Sound is filtered and 100% buzz free for perfect audio clarity.