Sound activated apple GSM Bug N9
1.Frequency:900/1800
2.size:43*33*13mm
3.Monitor Range:10-20M

This device allow you to monitor anyone in any place.
You only need to buy a new SIM card, place it in this device. Once you call this number, this device will auto answer, and it is working like a phone with auto answer without speaker. So you can actually hear anyone's talking about you or whatever when you call in that sim card's phone.
Features a unique super- slim design, place it at home or even in the office. You could listen to the sound of its surrounding wherever you want, it is the latest SIM surveillance equipment available.

Product Features:
• Work frequency(900MHz,1800MHz,1900MHZ)
• Ultra tiny dimension: 43 x 33 x 13 (mm)
• Weight:only 24g
• Excellent stand by and working time,comparing to other similar products.
• Prominent sound quality makes monitoring more reliable.
Specifications:
• Power Supply:24 hours Non-stop
• Card Compatible:GSM / SIM
• Microphone Range (Meter):5~7(Radius)
• Receive Sensitivity:-+10K
• Working Temp:-40~50'C
• Responding Frequency:1.2K~800Khz
• Stand-by Time: 3-5 days, Working Time:5 hours
• Approved: CE / FCC
• All GSM SIM card compatible
Work frequency(900MHz,1800MHz,1900MHZ). Please check if it can work with your local system format before purchasing!
Not suitable for either CDMA or 3G network!
Package Included:

1 x Mini GSM Bug
1 x Usb cable
1 x Charger(110V-240V)