Y67A N9 Wireless GSM Listen Audio Bugging Surveillance Voice Detect Car GPS Tracker Real Time Listen Audio Wiretapping Description: This two way GSM audio device calls you when it detects sounds around its vicinity. How awesome is that? Simply insert a GSM SIM card and program it to your desired phone number for call back and now you're in the business! You can even place several of these audio devices and set them up at your desired locations like the bedroom, living room, conference room or office. Just insert a SIM card into the audio device and your bug is active and ready for action!_x000D_ This two-way audio device comes with two amazing functions:_x000D_ (1) Make a call to the audio device and you can instantly listen in to conversations! The built-in microphone works up to a 7 meter radius, so set this bug up wherever you want!_x000D_ (2) Allows the audio device to call you when it hears people talking! This feature makes it much more advanced than other GSM audio bugs on the market today._x000D_ Hot spots: Hidden Audio Gadget, Auto Dialing option, Tri-Band GSM Audio Device_x000D_ _x000D_ Product Notes :_x000D_ When it detects sound, the bug will call your cell phone_x000D_ You can recharge the audio device by connecting the USB charger cable to the power charger_x000D_ This product is being sold as an investigative tools for law enforcement or licensed investigators._x000D_ Specifications:_x000D_ Primary Function: Tri-band GSM Two-Way Audio Device_x000D_ Materials: Plastic_x000D_ Color: as shown_x000D_ GSM Frequency Compatibility: Tri-band (850MHz,900MHz, 1800MHz, 1900MHz)_x000D_ Microphone Range: 5-7 meter radius_x000D_ Power: Built In 400 mAh Rechargeable Li-ion Battery_x000D_ Turn on the voice control function and the expected continuous working time is 5-8 days_x000D_ Only the positioning function is expected to last for 16-21 days_x000D_ Dimensions: 4.3x 3.2 x 1.4(cm)_x000D_ _x000D_ Package Contents:_x000D_ 1 x Locator_x000D_ 1 x Charging cable_x000D_ _x000D_ Only the above package content, other products are not included._x000D_ Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_