Detailed Product Description

It is very high technology device, the advanced SIM audio surveillance, monitor, SIM card ear. Comes with specially designed small casing, embedded microphone, it doesn't need external software or configuration, just insert a valid SIM card into the SIM card slot, hide in an inconspicuous location, you could listing to the sound of it's surrounding wherever and when you want to, it is the ideal SIM surveillance equipment available.
Please do not use it to engage any illegal activity. It works with Tri-Band system at 900/1800/1900 only (Not for 3G or CDMA phone network)
Features:
* Frequency: 900, 1800, 1900
* Embed condense microphone
* 24 hours continuous usage.
* All GSM SIM card compatible
* Microphone range: about 20 Meters (diameter)
* Receive sensitivity: -\+ 10K
* Working temp: -40~50 degree C
* Responding frequency: 1.2K~800Khz
* Stand-by time: 15 days
* Dimension: 0.8cm*3cm*3.8cm
* Operating Procedure(Caution)
Do not insert the SIM into the slot in the wrong direction.
* Charge the SIM card amount
* Place the SIM card into the slot with the contact points facing up, the notch of Sim Card locate on outside of slot.
SIM  will be completed initialization and maintain in stand-by status. Just dial the SIM card number, you could hear the sound around the SIM card .
* Please do not use it to engage any illegal activity.

Package Content
* 1 x SIM Card  Ear
* 1 x USB charger / Power Supply
* 1 X Power plug Converter
* 1 x Rechargeable battery for refilling power during travel