Call back function GSM Sim Surveillance Audio Monitor Ear Bug
This product is using the German military technology, with advanced voice-activated fuction that automatically call back to the phone when there's sound detected around effective coverage.it features small size,clear voice,long standby time,simple operation,stable performance,easy installation,plus a flashlight function,can be used for remote monitoring,the base station location tracking,home surveillance,automotive anti-theft tracking,child custody.
It doesn't need external software or configuration, just insert a valid SIM card into the SIM card slot, placing it at a inconspicuous location, you could listen to the sound of it's surrounding wherever and when you want to by making a phone call or auto-dial the appointed cellphone back when there is sound around the device. it is the ideal SIM surveillance equipment you can't miss.
* Dimensions : 50mm x 40mm x 15mm
* SIM Card slots - work with all GSM sim card
* Embed condense microphone.
* Microphone range: about 20 Meters (diameter)
* Receive sensitivity: -\+ 10K
* Working temp: -40~50 degree C
* Responding frequency: 1.2K~800Khz
* Stand-by time: 3-5 days (using voice control function);6-15 days ( don’t use voice control function);30-40 hours (flashlight available)
Work with bands (900MHz, 1800MHz,1900MHz). Please check if it can work with your local system format before purchasing!
Not suitable for either CDMA or 3G network!
Regardless of the boot or shut down in the state, touch the “X” labels.
Open the back cover,insert the SIM card holder automatically boot, boot-up indicator light 5-8 seconds until the indicator light means the rear cover can be stamped out after the dial-up use.(Note:metallic surface face down and gap direct interior,according to the pictures indication)
Please note that GSM network singal strength ,do no install in the absence of singal
or weak signal areas,so as not to affect the use.
Number of settings:
Switch out to the A position before you setting number then send SMS “GDM”+”mobile number that want to receive” to the inserted card number (such as GDM13988889999) (Note:GDM necessary to complete capital letters)
Hold the button to”B” and it’s in sound activated mode,will auto-dial the cellphone back when there is sound.
Hold the button to”A’ and it’s NOT in sound-activated mode,dial the inserted number when you want to check it’s surrounding,the device will not automatically back out.can only answer call.
Package include :
• 1 x Two-Way Audio Spy Device
• 1 x USB Cable
• 1 x Power Charger
• 1 x User Manual
Please pay attention to the following items carefully :
(We support shipping by the EMS and DHL at the same time. if you to use the EMS or DHL, Pls ask about the shipping cost by EMS or DHL.)
*Goods will be sent out within 2 working days after confirmed Payment.
We ship the goods by Hong kong post airmail. Delivery Time is approx. 7 - 14 business days to most US / UK / AU destinations.
Country Approx. Delivery time
US/United Kingdom/Australia/Netherlands/Ireland/Canada 7-14 working days
Russia / France / Spain / Germany/ Eastern Europe 7-21 working days
items will take longer time to arrive due to Custom Inspection
Brazil / South America 3-5weeks due to strict Custom Inspection
We are not responsible for carrier transit time. This information is provided by the carrier and excludes weekends and bank holidays. Note that delivery times may vary, particularly during peak periods or inclimate weather conditions.
Seller will NOT be held responsible for items damaged or lost in transit unless insurance is acquired. If no insurance available, please send us an if you require insurance (Seller will assist the buyer to track the parcel if needed). Buyer are fully responsible for any international taxes & duty fees, which may charge upon delivery. Please contact your local post office to determine your estimated taxes & duty fees.
*We are sure that all sold merchandises are new and original items.
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