Cellular Network Bug - GSM Bug Spy Device

Features:
( just only insert the GSM SIM card inside)
1: insert the GSM SIM card into the device then dial this number, device will automaticlly accept,then you can hear the voice near the device.
2: sound activation function: first set the phone number which later use for receive the device automaticlly call), a. switch the sound activation button off, use a mobile phone( which number will later use for receive the device automaticlly call) to send a short message, content is GDM+the own number,like GDM139888888) to the SIM card which already insert to the device. after set, voice near the device will active the action: device dial the set number automaticlly, then you will hear the voice by you accept the call.

Specifications:
- Primary Function: GSM Two-Way Audio Spy Device
- Materials: Molded Plastic
- Color: Grey
- GSM Frequency Compatibility:(900MHz, 1800MHz)
- Power: Built In Rechargeable Battery
- When it detects sound, the spy bug will call your cell phone
- You can recharge the spy audio device by connecting the USB charger cable to the power charger
- This product is being sold as an investigative tools for law enforcement or licensed investigators. Anyone else ordering this device should only be ordering it as a simple toy since MANY COUNTRIES STRICTLY PROHIBIT OWNERSHIP OF SPY DEVICES.