This two-way audio spy device comes with two amazing functions: (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! (2) Allows the spy 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. 1.100% Brand New and high quality. Work frequency: 850Mhz/900Mhz/1800Mhz/1900Mhz attention: only works with GSM card, cannot be worked with CDMA card and 3G, and 4G SIM card.
Embed microphone, powerful sound receiving effect. Sound activated, (it will call you back when there is a sound). Power Output: DC 5V, 400-500mA. 9.24 hours non-stop power supply. Voice activate function on :Stand-by time 3-5 days.
Voice activate function off :Stand-by time 12-15 days. Dimension: 5.3 x 3.8 x 1.7 cm. 1 x GSM N9 Listening Device.
SIM card into the deck will automatically boot. Boot light is 3 seconds. After the lights go off you can dial the sim card number.
Number of settings: call the sim card numer with mobilephone or telephone, hang up then setting success. Message to the sim card number then voice cotrolling is open;Send? Message to the sim card number then voice controlling is closed. The flash of red light indicates the SIM card is correctly inserted. SIM will completed initialization and maintain in stand-by status and the light will be off and it is ready to go.Dial the SIM card number, you could hear the sound around the SIM card. The item "Mini Quadband GSM Voice Activate Device Sim Card Spy Ear Bug Listening Gadgets" is in sale since Tuesday, September 25, 2018. This item is in the category "Consumer Electronics\Other Consumer Electronics". The seller is "*codrant*" and is located in Hong Kong. This item can be shipped worldwide.